1031113300321 has 16 divisors (see below), whose sum is σ = 1118828289600. Its totient is φ = 944619018048.

The previous prime is 1031113300303. The next prime is 1031113300331. The reversal of 1031113300321 is 1230033111301.

It is a cyclic number.

It is not a de Polignac number, because 1031113300321 - 2⁵ = 1031113300289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031113300331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749170 + ... + 1619716.

It is an arithmetic number, because the mean of its divisors is an integer number (69926768100).

Almost surely, 2^{1031113300321} is an apocalyptic number.

It is an amenable number.

1031113300321 is a deficient number, since it is larger than the sum of its proper divisors (87714989279).

1031113300321 is a wasteful number, since it uses less digits than its factorization.

1031113300321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871248.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1031113300321 its reverse (1230033111301), we get a palindrome (2261146411622).

The spelling of 1031113300321 in words is "one trillion, thirty-one billion, one hundred thirteen million, three hundred thousand, three hundred twenty-one".