32331221313320 has 64 divisors (see below), whose sum is σ = 72894663720000. Its totient is φ = 12905928322560.

The previous prime is 32331221313317. The next prime is 32331221313401. The reversal of 32331221313320 is 2331312213323.

It is a super-2 number, since 2×32331221313320² (a number of 28 digits) contains 22 as substring.

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, 741911372 + ... + 741954948.

It is an arithmetic number, because the mean of its divisors is an integer number (1138979120625).

Almost surely, 2^{32331221313320} is an apocalyptic number.

It is an amenable number.

32331221313320 is an abundant number, since it is smaller than the sum of its proper divisors (40563442406680).

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

32331221313320 is a wasteful number, since it uses less digits than its factorization.

32331221313320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81258 (or 81254 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 32331221313320 its reverse (2331312213323), we get a palindrome (34662533526643).

The spelling of 32331221313320 in words is "thirty-two trillion, three hundred thirty-one billion, two hundred twenty-one million, three hundred thirteen thousand, three hundred twenty".