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102211022200 = 235274710914251
BaseRepresentation
bin101111100110001000…
…0000110110101111000
3100202211021001220111211
41133030100012311320
53133312010202300
6114542144532504
710245612232240
oct1371420066570
9322737056454
10102211022200
113a390503881
1217986321134
13983b8cccc1
144d3896ab20
1529d33d24ba
hex17cc406d78

102211022200 has 192 divisors, whose sum is σ = 279932083200. Its totient is φ = 33981120000.

The previous prime is 102211022191. The next prime is 102211022351. The reversal of 102211022200 is 2220112201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7165075 + ... + 7179325.

It is an arithmetic number, because the mean of its divisors is an integer number (1457979600).

Almost surely, 2102211022200 is an apocalyptic number.

102211022200 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 102211022200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139966041600).

102211022200 is an abundant number, since it is smaller than the sum of its proper divisors (177721061000).

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

102211022200 is a wasteful number, since it uses less digits than its factorization.

102211022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14430 (or 14421 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102211022200 its reverse (2220112201), we get a palindrome (104431134401).

Subtracting from 102211022200 its reverse (2220112201), we obtain a palindrome (99990909999).

The spelling of 102211022200 in words is "one hundred two billion, two hundred eleven million, twenty-two thousand, two hundred".