22402400022 has 96 divisors (see below), whose sum is σ = 49845650400. Its totient is φ = 7269949440.

The previous prime is 22402400003. The next prime is 22402400057. The reversal of 22402400022 is 22000420422.

22402400022 is a `hidden beast` number, since 2 + 240 + 2 + 400 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22402399968 and 22402400004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34948822 + ... + 34949462.

It is an arithmetic number, because the mean of its divisors is an integer number (519225525).

Almost surely, 2^22402400022 is an apocalyptic number.

22402400022 is an abundant number, since it is smaller than the sum of its proper divisors (27443250378).

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

22402400022 is a wasteful number, since it uses less digits than its factorization.

22402400022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038 (or 1035 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 22402400022 its reverse (22000420422), we get a palindrome (44402820444).

The spelling of 22402400022 in words is "twenty-two billion, four hundred two million, four hundred thousand, twenty-two".