23112210112 has 56 divisors (see below), whose sum is σ = 46299729600. Its totient is φ = 11446665216.

The previous prime is 23112210103. The next prime is 23112210113. The reversal of 23112210112 is 21101221132.

It is a super-2 number, since 2×23112210112² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (23112210113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2948214 + ... + 2956042.

Almost surely, 2^23112210112 is an apocalyptic number.

It is an amenable number.

23112210112 is an abundant number, since it is smaller than the sum of its proper divisors (23187519488).

23112210112 is a wasteful number, since it uses less digits than its factorization.

23112210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8273 (or 8263 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 23112210112 its reverse (21101221132), we get a palindrome (44213431244).

The spelling of 23112210112 in words is "twenty-three billion, one hundred twelve million, two hundred ten thousand, one hundred twelve".