202023311304 has 32 divisors (see below), whose sum is σ = 506651541120. Its totient is φ = 67128668736.

The previous prime is 202023311261. The next prime is 202023311311. The reversal of 202023311304 is 403113320202.

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, 13269424 + ... + 13284639.

It is an arithmetic number, because the mean of its divisors is an integer number (15832860660).

Almost surely, 2^202023311304 is an apocalyptic number.

202023311304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

202023311304 is an abundant number, since it is smaller than the sum of its proper divisors (304628229816).

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

202023311304 is a wasteful number, since it uses less digits than its factorization.

202023311304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26554389 (or 26554385 counting only the distinct ones).

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

Adding to 202023311304 its reverse (403113320202), we get a palindrome (605136631506).

The spelling of 202023311304 in words is "two hundred two billion, twenty-three million, three hundred eleven thousand, three hundred four".