331134032001320 has 32 divisors (see below), whose sum is σ = 757265532205320. Its totient is φ = 130282242097920.

The previous prime is 331134032001319. The next prime is 331134032001347. The reversal of 331134032001320 is 23100230431133.

It can be written as a sum of positive squares in 4 ways, for example, as 223940270753956 + 107193761247364 = 14964634^2 + 10353442^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 331134032001320.

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, 67855331987 + ... + 67855336866.

Almost surely, 2^{331134032001320} is an apocalyptic number.

It is an amenable number.

331134032001320 is an abundant number, since it is smaller than the sum of its proper divisors (426131500204000).

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

331134032001320 is a wasteful number, since it uses less digits than its factorization.

331134032001320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135710668925 (or 135710668921 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 331134032001320 its reverse (23100230431133), we get a palindrome (354234262432453).

The spelling of 331134032001320 in words is "three hundred thirty-one trillion, one hundred thirty-four billion, thirty-two million, one thousand, three hundred twenty".