1122431023 has 16 divisors (see below), whose sum is σ = 1351237120. Its totient is φ = 910810656.

The previous prime is 1122430997. The next prime is 1122431039. The reversal of 1122431023 is 3201342211.

It is a happy number.

It is not a de Polignac number, because 1122431023 - 2¹⁷ = 1122299951 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122431053) 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, 322390 + ... + 325852.

It is an arithmetic number, because the mean of its divisors is an integer number (84452320).

Almost surely, 2^1122431023 is an apocalyptic number.

1122431023 is a deficient number, since it is larger than the sum of its proper divisors (228806097).

1122431023 is a wasteful number, since it uses less digits than its factorization.

1122431023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5926.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1122431023 is about 33502.7017268757. The cubic root of 1122431023 is about 1039.2496507605.

Adding to 1122431023 its reverse (3201342211), we get a palindrome (4323773234).

The spelling of 1122431023 in words is "one billion, one hundred twenty-two million, four hundred thirty-one thousand, twenty-three".