1331103321332 has 24 divisors (see below), whose sum is σ = 2335625229000. Its totient is φ = 663782524416.

The previous prime is 1331103321323. The next prime is 1331103321343. The reversal of 1331103321332 is 2331233011331.

It can be written as a sum of positive squares in 4 ways, for example, as 641931054436 + 689172266896 = 801206^2 + 830164^2 .

It is a super-2 number, since 2×1331103321332² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 7789544 + ... + 7958592.

It is an arithmetic number, because the mean of its divisors is an integer number (97317717875).

Almost surely, 2^{1331103321332} is an apocalyptic number.

It is an amenable number.

1331103321332 is a deficient number, since it is larger than the sum of its proper divisors (1004521907668).

1331103321332 is a wasteful number, since it uses less digits than its factorization.

1331103321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174275 (or 174273 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1331103321332 its reverse (2331233011331), we get a palindrome (3662336332663).

The spelling of 1331103321332 in words is "one trillion, three hundred thirty-one billion, one hundred three million, three hundred twenty-one thousand, three hundred thirty-two".