1331023013332 has 12 divisors (see below), whose sum is σ = 2329751462976. Its totient is φ = 665379738200.

The previous prime is 1331023013279. The next prime is 1331023013399. The reversal of 1331023013332 is 2333103201331.

It is a junction number, because it is equal to n+sod(n) for n = 1331023013297 and 1331023013306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32919388 + ... + 32959795.

It is an arithmetic number, because the mean of its divisors is an integer number (194145955248).

Almost surely, 2^{1331023013332} is an apocalyptic number.

It is an amenable number.

1331023013332 is a deficient number, since it is larger than the sum of its proper divisors (998728449644).

1331023013332 is a wasteful number, since it uses less digits than its factorization.

1331023013332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65884238 (or 65884236 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1331023013332 its reverse (2333103201331), we get a palindrome (3664126214663).

The spelling of 1331023013332 in words is "one trillion, three hundred thirty-one billion, twenty-three million, thirteen thousand, three hundred thirty-two".