322311434132320 has 48 divisors (see below), whose sum is σ = 768577218908688. Its totient is φ = 127719671088640.

The previous prime is 322311434132263. The next prime is 322311434132341. The reversal of 322311434132320 is 23231434113223.

It is a super-2 number, since 2×322311434132320² (a number of 30 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, 9413284111 + ... + 9413318350.

It is an arithmetic number, because the mean of its divisors is an integer number (16012025393931).

Almost surely, 2^{322311434132320} is an apocalyptic number.

It is an amenable number.

322311434132320 is an abundant number, since it is smaller than the sum of its proper divisors (446265784776368).

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

322311434132320 is a wasteful number, since it uses less digits than its factorization.

322311434132320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18826602583 (or 18826602575 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 322311434132320 its reverse (23231434113223), we get a palindrome (345542868245543).

The spelling of 322311434132320 in words is "three hundred twenty-two trillion, three hundred eleven billion, four hundred thirty-four million, one hundred thirty-two thousand, three hundred twenty".