1031332220012 has 48 divisors (see below), whose sum is σ = 1840640578560. Its totient is φ = 505534253952.

The previous prime is 1031332219997. The next prime is 1031332220027. The reversal of 1031332220012 is 2100222331301.

It is an interprime number because it is at equal distance from previous prime (1031332219997) and next prime (1031332220027).

It is a super-2 number, since 2×1031332220012² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50281463 + ... + 50301969.

It is an arithmetic number, because the mean of its divisors is an integer number (38346678720).

Almost surely, 2^{1031332220012} is an apocalyptic number.

It is an amenable number.

1031332220012 is a deficient number, since it is larger than the sum of its proper divisors (809308358548).

1031332220012 is a wasteful number, since it uses less digits than its factorization.

1031332220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21710 (or 21708 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1031332220012 its reverse (2100222331301), we get a palindrome (3131554551313).

The spelling of 1031332220012 in words is "one trillion, thirty-one billion, three hundred thirty-two million, two hundred twenty thousand, twelve".