1031220311032 has 16 divisors (see below), whose sum is σ = 2047275617760. Its totient is φ = 485280146304.

The previous prime is 1031220311021. The next prime is 1031220311041. The reversal of 1031220311032 is 2301130221301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3791251008 + ... + 3791251279.

It is an arithmetic number, because the mean of its divisors is an integer number (127954726110).

Almost surely, 2^{1031220311032} is an apocalyptic number.

It is an amenable number.

1031220311032 is a deficient number, since it is larger than the sum of its proper divisors (1016055306728).

1031220311032 is a wasteful number, since it uses less digits than its factorization.

1031220311032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7582502310 (or 7582502306 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1031220311032 its reverse (2301130221301), we get a palindrome (3332350532333).

The spelling of 1031220311032 in words is "one trillion, thirty-one billion, two hundred twenty million, three hundred eleven thousand, thirty-two".