1120310021231 has 4 divisors (see below), whose sum is σ = 1137031066392. Its totient is φ = 1103588976072.

The previous prime is 1120310021209. The next prime is 1120310021239. The reversal of 1120310021231 is 1321200130211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1120310021231 - 2²⁶ = 1120242912367 is a prime.

It is a super-2 number, since 2×1120310021231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120310021239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8360522480 + ... + 8360522613.

It is an arithmetic number, because the mean of its divisors is an integer number (284257766598).

Almost surely, 2^{1120310021231} is an apocalyptic number.

1120310021231 is a deficient number, since it is larger than the sum of its proper divisors (16721045161).

1120310021231 is an equidigital number, since it uses as much as digits as its factorization.

1120310021231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16721045160.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1120310021231 its reverse (1321200130211), we get a palindrome (2441510151442).

The spelling of 1120310021231 in words is "one trillion, one hundred twenty billion, three hundred ten million, twenty-one thousand, two hundred thirty-one".