204113311402 has 128 divisors (see below), whose sum is σ = 415047080448. Its totient is φ = 72702489600.

The previous prime is 204113311361. The next prime is 204113311417.

204113311402 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 117238252 + ... + 117239992.

It is an arithmetic number, because the mean of its divisors is an integer number (3242555316).

Almost surely, 2^204113311402 is an apocalyptic number.

204113311402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204113311402 is an abundant number, since it is smaller than the sum of its proper divisors (210933769046).

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

204113311402 is a wasteful number, since it uses less digits than its factorization.

204113311402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304.

The product of its (nonzero) digits is 576, while the sum is 22.

It can be divided in two parts, 204113 and 311402, that added together give a palindrome (515515).

The spelling of 204113311402 in words is "two hundred four billion, one hundred thirteen million, three hundred eleven thousand, four hundred two".