22153212024 has 32 divisors (see below), whose sum is σ = 55426273920. Its totient is φ = 7378638176.

The previous prime is 22153212017. The next prime is 22153212031. The reversal of 22153212024 is 42021235122.

It is an interprime number because it is at equal distance from previous prime (22153212017) and next prime (22153212031).

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

It is a junction number, because it is equal to n+sod(n) for n = 22153211985 and 22153212003.

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, 328932 + ... + 390515.

It is an arithmetic number, because the mean of its divisors is an integer number (1732071060).

Almost surely, 2^22153212024 is an apocalyptic number.

22153212024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22153212024 is an abundant number, since it is smaller than the sum of its proper divisors (33273061896).

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

22153212024 is a wasteful number, since it uses less digits than its factorization.

22153212024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720739 (or 720735 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 22153212024 its reverse (42021235122), we get a palindrome (64174447146).

The spelling of 22153212024 in words is "twenty-two billion, one hundred fifty-three million, two hundred twelve thousand, twenty-four".