22122431124 has 12 divisors (see below), whose sum is σ = 51619005984. Its totient is φ = 7374143704.

The previous prime is 22122431119. The next prime is 22122431161. The reversal of 22122431124 is 42113422122.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×22122431124² (a number of 21 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 22122431094 and 22122431103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921767952 + ... + 921767975.

It is an arithmetic number, because the mean of its divisors is an integer number (4301583832).

Almost surely, 2^22122431124 is an apocalyptic number.

It is an amenable number.

22122431124 is an abundant number, since it is smaller than the sum of its proper divisors (29496574860).

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

22122431124 is a wasteful number, since it uses less digits than its factorization.

22122431124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843535934 (or 1843535932 counting only the distinct ones).

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

Adding to 22122431124 its reverse (42113422122), we get a palindrome (64235853246).

The spelling of 22122431124 in words is "twenty-two billion, one hundred twenty-two million, four hundred thirty-one thousand, one hundred twenty-four".