22120231324 has 24 divisors (see below), whose sum is σ = 40481931168. Its totient is φ = 10556071680.

The previous prime is 22120231307. The next prime is 22120231327. The reversal of 22120231324 is 42313202122.

It is a junction number, because it is equal to n+sod(n) for n = 22120231295 and 22120231304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120231327) 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, 221017 + ... + 305104.

It is an arithmetic number, because the mean of its divisors is an integer number (1686747132).

Almost surely, 2^22120231324 is an apocalyptic number.

It is an amenable number.

22120231324 is a deficient number, since it is larger than the sum of its proper divisors (18361699844).

22120231324 is a wasteful number, since it uses less digits than its factorization.

22120231324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526605 (or 526603 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 22120231324 its reverse (42313202122), we get a palindrome (64433433446).

The spelling of 22120231324 in words is "twenty-two billion, one hundred twenty million, two hundred thirty-one thousand, three hundred twenty-four".