204311043112 has 16 divisors (see below), whose sum is σ = 417908952000. Its totient is φ = 92868655920.

The previous prime is 204311043109. The next prime is 204311043127. The reversal of 204311043112 is 211340113402.

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 3 ways as a sum of consecutive naturals, for example, 1160858112 + ... + 1160858287.

It is an arithmetic number, because the mean of its divisors is an integer number (26119309500).

Almost surely, 2^204311043112 is an apocalyptic number.

204311043112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

204311043112 is an abundant number, since it is smaller than the sum of its proper divisors (213597908888).

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

204311043112 is a wasteful number, since it uses less digits than its factorization.

204311043112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2321716416 (or 2321716412 counting only the distinct ones).

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

Adding to 204311043112 its reverse (211340113402), we get a palindrome (415651156514).

The spelling of 204311043112 in words is "two hundred four billion, three hundred eleven million, forty-three thousand, one hundred twelve".