1331212032232 has 32 divisors (see below), whose sum is σ = 2560817193480. Its totient is φ = 648377175040.

The previous prime is 1331212032217. The next prime is 1331212032257. The reversal of 1331212032232 is 2322302121331.

It can be written as a sum of positive squares in 4 ways, for example, as 512320966756 + 818891065476 = 715766^2 + 904926^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1331212032197 and 1331212032206.

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, 2893453 + ... + 3321820.

Almost surely, 2^{1331212032232} is an apocalyptic number.

It is an amenable number.

1331212032232 is a deficient number, since it is larger than the sum of its proper divisors (1229605161248).

1331212032232 is a wasteful number, since it uses less digits than its factorization.

1331212032232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6215973 (or 6215969 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1331212032232 its reverse (2322302121331), we get a palindrome (3653514153563).

The spelling of 1331212032232 in words is "one trillion, three hundred thirty-one billion, two hundred twelve million, thirty-two thousand, two hundred thirty-two".