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122202130000 = 245443284191
BaseRepresentation
bin111000111001111010…
…0001000011001010000
3102200102110212101221211
41301303310020121100
54000232221130000
6132045555425504
711554165652326
oct1616364103120
9380373771854
10122202130000
1147909a09a75
121b8252b5294
13b6a64b3382
145cb39b9d16
1532a34937ba
hex1c73d08650

122202130000 has 100 divisors (see below), whose sum is σ = 302745190528. Its totient is φ = 47743920000.

The previous prime is 122202129991. The next prime is 122202130003. The reversal of 122202130000 is 31202221.

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122202130003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 287905 + ... + 572095.

Almost surely, 2122202130000 is an apocalyptic number.

122202130000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122202130000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151372595264).

122202130000 is an abundant number, since it is smaller than the sum of its proper divisors (180543060528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122202130000 is an equidigital number, since it uses as much as digits as its factorization.

122202130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284262 (or 284241 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 122202130000 its reverse (31202221), we get a palindrome (122233332221).

The spelling of 122202130000 in words is "one hundred twenty-two billion, two hundred two million, one hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 43 50 80 86 100 125 172 200 215 250 344 400 430 500 625 688 860 1000 1075 1250 1720 2000 2150 2500 3440 4300 5000 5375 8600 10000 10750 17200 21500 26875 43000 53750 86000 107500 215000 284191 430000 568382 1136764 1420955 2273528 2841910 4547056 5683820 7104775 11367640 12220213 14209550 22735280 24440426 28419100 35523875 48880852 56838200 61101065 71047750 97761704 113676400 122202130 142095500 177619375 195523408 244404260 284191000 305505325 355238750 488808520 568382000 611010650 710477500 977617040 1222021300 1420955000 1527526625 2444042600 2841910000 3055053250 4888085200 6110106500 7637633125 12220213000 15275266250 24440426000 30550532500 61101065000 122202130000