22424123112 has 48 divisors (see below), whose sum is σ = 57461085120. Its totient is φ = 7292384640.

The previous prime is 22424123093. The next prime is 22424123131. The reversal of 22424123112 is 21132142422.

It is an interprime number because it is at equal distance from previous prime (22424123093) and next prime (22424123131).

It is a super-3 number, since 3×22424123112³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237568 + ... + 318255.

It is an arithmetic number, because the mean of its divisors is an integer number (1197105940).

Almost surely, 2^22424123112 is an apocalyptic number.

It is an amenable number.

22424123112 is an abundant number, since it is smaller than the sum of its proper divisors (35036962008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22424123112 is a wasteful number, since it uses less digits than its factorization.

22424123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555914 (or 555869 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

Adding to 22424123112 its reverse (21132142422), we get a palindrome (43556265534).

The spelling of 22424123112 in words is "twenty-two billion, four hundred twenty-four million, one hundred twenty-three thousand, one hundred twelve".