323011021304 has 64 divisors (see below), whose sum is σ = 670471214400. Its totient is φ = 145109899264.

The previous prime is 323011021301. The next prime is 323011021309. The reversal of 323011021304 is 403120110323.

It is a super-2 number, since 2×323011021304² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323011021301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1490714 + ... + 1693590.

It is an arithmetic number, because the mean of its divisors is an integer number (10476112725).

Almost surely, 2^323011021304 is an apocalyptic number.

323011021304 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

323011021304 is an abundant number, since it is smaller than the sum of its proper divisors (347460193096).

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

323011021304 is a wasteful number, since it uses less digits than its factorization.

323011021304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203432 (or 203428 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 323011021304 its reverse (403120110323), we get a palindrome (726131131627).

The spelling of 323011021304 in words is "three hundred twenty-three billion, eleven million, twenty-one thousand, three hundred four".