204002400112 has 40 divisors (see below), whose sum is σ = 460938380000. Its totient is φ = 87429597696.

The previous prime is 204002400083. The next prime is 204002400137. The reversal of 204002400112 is 211004200402.

It is a super-2 number, since 2×204002400112² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18580737 + ... + 18591712.

It is an arithmetic number, because the mean of its divisors is an integer number (11523459500).

Almost surely, 2^204002400112 is an apocalyptic number.

It is an amenable number.

204002400112 is an abundant number, since it is smaller than the sum of its proper divisors (256935979888).

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

204002400112 is an equidigital number, since it uses as much as digits as its factorization.

204002400112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37172478 (or 37172458 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 204002400112 its reverse (211004200402), we get a palindrome (415006600514).

The spelling of 204002400112 in words is "two hundred four billion, two million, four hundred thousand, one hundred twelve".