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1230220100200 = 2352713502313457
BaseRepresentation
bin10001111001101110110…
…101010000001001101000
311100121102011011021001211
4101321232311100021220
5130123442321201300
62341053314122504
7154611000213310
oct21715665201150
94317364137054
101230220100200
114348081a1713
1217a512280434
138c017453cc0
1443785ca8440
1522002cde4ba
hex11e6ed50268

1230220100200 has 192 divisors, whose sum is σ = 3521284623360. Its totient is φ = 389237944320.

The previous prime is 1230220100183. The next prime is 1230220100209. The reversal of 1230220100200 is 20010220321.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (1230220100209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91411872 + ... + 91425328.

It is an arithmetic number, because the mean of its divisors is an integer number (18340024080).

Almost surely, 21230220100200 is an apocalyptic number.

1230220100200 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 1230220100200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1760642311680).

1230220100200 is an abundant number, since it is smaller than the sum of its proper divisors (2291064523160).

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

1230220100200 is a wasteful number, since it uses less digits than its factorization.

1230220100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18516 (or 18507 counting only the distinct ones).

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

Adding to 1230220100200 its reverse (20010220321), we get a palindrome (1250230320521).

The spelling of 1230220100200 in words is "one trillion, two hundred thirty billion, two hundred twenty million, one hundred thousand, two hundred".