204023312310 has 16 divisors (see below), whose sum is σ = 489655949616. Its totient is φ = 54406216608.

The previous prime is 204023312261. The next prime is 204023312393. The reversal of 204023312310 is 13213320402.

It is a super-2 number, since 2×204023312310² (a number of 23 digits) contains 22 as substring.

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, 3400388509 + ... + 3400388568.

It is an arithmetic number, because the mean of its divisors is an integer number (30603496851).

Almost surely, 2^204023312310 is an apocalyptic number.

204023312310 is an abundant number, since it is smaller than the sum of its proper divisors (285632637306).

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

204023312310 is a wasteful number, since it uses less digits than its factorization.

204023312310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6800777087.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 204023312310 its reverse (13213320402), we get a palindrome (217236632712).

The spelling of 204023312310 in words is "two hundred four billion, twenty-three million, three hundred twelve thousand, three hundred ten".