202304323520312 has 64 divisors (see below), whose sum is σ = 408713317538400. Its totient is φ = 93322278766080.

The previous prime is 202304323520297. The next prime is 202304323520347. The reversal of 202304323520312 is 213025323403202.

It is a super-2 number, since 2×202304323520312² (a number of 29 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 15 ways as a sum of consecutive naturals, for example, 1565503862 + ... + 1565633082.

Almost surely, 2^{202304323520312} is an apocalyptic number.

It is an amenable number.

202304323520312 is an abundant number, since it is smaller than the sum of its proper divisors (206408994018088).

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

202304323520312 is a wasteful number, since it uses less digits than its factorization.

202304323520312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137016 (or 137012 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 202304323520312 its reverse (213025323403202), we get a palindrome (415329646923514).

The spelling of 202304323520312 in words is "two hundred two trillion, three hundred four billion, three hundred twenty-three million, five hundred twenty thousand, three hundred twelve".