23113111022 has 16 divisors (see below), whose sum is σ = 36989287632. Its totient is φ = 10793727360.

The previous prime is 23113110997. The next prime is 23113111103. The reversal of 23113111022 is 22011131132.

It is a super-2 number, since 2×23113111022² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2590193 + ... + 2599100.

It is an arithmetic number, because the mean of its divisors is an integer number (2311830477).

Almost surely, 2^23113111022 is an apocalyptic number.

23113111022 is a deficient number, since it is larger than the sum of its proper divisors (13876176610).

23113111022 is a wasteful number, since it uses less digits than its factorization.

23113111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5189443.

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

Adding to 23113111022 its reverse (22011131132), we get a palindrome (45124242154).

It can be divided in two parts, 231131110 and 22, that added together give a palindrome (231131132).

The spelling of 23113111022 in words is "twenty-three billion, one hundred thirteen million, one hundred eleven thousand, twenty-two".