1122023031 has 4 divisors (see below), whose sum is σ = 1496030712. Its totient is φ = 748015352.

The previous prime is 1122022973. The next prime is 1122023033. The reversal of 1122023031 is 1303202211.

1122023031 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 1122023031 - 2⁹ = 1122022519 is a prime.

It is a super-2 number, since 2×1122023031² = 2517871364188853922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1122023031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122023033) 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, 187003836 + ... + 187003841.

It is an arithmetic number, because the mean of its divisors is an integer number (374007678).

Almost surely, 2^1122023031 is an apocalyptic number.

1122023031 is a deficient number, since it is larger than the sum of its proper divisors (374007681).

1122023031 is an equidigital number, since it uses as much as digits as its factorization.

1122023031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374007680.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1122023031 is about 33496.6122316870. The cubic root of 1122023031 is about 1039.1237166885.

Adding to 1122023031 its reverse (1303202211), we get a palindrome (2425225242).

The spelling of 1122023031 in words is "one billion, one hundred twenty-two million, twenty-three thousand, thirty-one".