1331313002032 has 120 divisors (see below), whose sum is σ = 2860604440848. Its totient is φ = 599755852800.

The previous prime is 1331313001987. The next prime is 1331313002083. The reversal of 1331313002032 is 2302003131331.

It is a super-2 number, since 2×1331313002032² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1331313001994 and 1331313002012.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21576858 + ... + 21638470.

Almost surely, 2^{1331313002032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1331313002032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1430302220424).

1331313002032 is an abundant number, since it is smaller than the sum of its proper divisors (1529291438816).

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

1331313002032 is a wasteful number, since it uses less digits than its factorization.

1331313002032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61839 (or 61820 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1331313002032 its reverse (2302003131331), we get a palindrome (3633316133363).

The spelling of 1331313002032 in words is "one trillion, three hundred thirty-one billion, three hundred thirteen million, two thousand, thirty-two".