1331331311332 has 96 divisors (see below), whose sum is σ = 2585859002496. Its totient is φ = 594726912000.

The previous prime is 1331331311327. The next prime is 1331331311369. The reversal of 1331331311332 is 2331131331331.

It is a super-2 number, since 2×1331331311332² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1331331311332.

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 31 ways as a sum of consecutive naturals, for example, 350625258 + ... + 350629054.

It is an arithmetic number, because the mean of its divisors is an integer number (26936031276).

Almost surely, 2^{1331331311332} is an apocalyptic number.

It is an amenable number.

1331331311332 is a deficient number, since it is larger than the sum of its proper divisors (1254527691164).

1331331311332 is a wasteful number, since it uses less digits than its factorization.

1331331311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477 (or 4475 counting only the distinct ones).

The product of its digits is 4374, while the sum is 28.

Adding to 1331331311332 its reverse (2331131331331), we get a palindrome (3662462642663).

The spelling of 1331331311332 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-one million, three hundred eleven thousand, three hundred thirty-two".