1031320031122 has 16 divisors (see below), whose sum is σ = 1630172030400. Its totient is φ = 487988420400.

The previous prime is 1031320031101. The next prime is 1031320031167. The reversal of 1031320031122 is 2211300231301.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1031320031122.

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 7 ways as a sum of consecutive naturals, for example, 14731129 + ... + 14800972.

It is an arithmetic number, because the mean of its divisors is an integer number (101885751900).

Almost surely, 2^{1031320031122} is an apocalyptic number.

1031320031122 is a deficient number, since it is larger than the sum of its proper divisors (598851999278).

1031320031122 is a wasteful number, since it uses less digits than its factorization.

1031320031122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29533041.

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

Adding to 1031320031122 its reverse (2211300231301), we get a palindrome (3242620262423).

The spelling of 1031320031122 in words is "one trillion, thirty-one billion, three hundred twenty million, thirty-one thousand, one hundred twenty-two".