22400100401224 has 128 divisors (see below), whose sum is σ = 55883827641600. Its totient is φ = 8168282403840.

The previous prime is 22400100401213. The next prime is 22400100401249. The reversal of 22400100401224 is 42210400100422.

It is a junction number, because it is equal to n+sod(n) for n = 22400100401195 and 22400100401204.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21372547 + ... + 22396114.

It is an arithmetic number, because the mean of its divisors is an integer number (436592403450).

Almost surely, 2^{22400100401224} is an apocalyptic number.

It is an amenable number.

22400100401224 is an abundant number, since it is smaller than the sum of its proper divisors (33483727240376).

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

22400100401224 is a wasteful number, since it uses less digits than its factorization.

22400100401224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43768743 (or 43768739 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 22400100401224 its reverse (42210400100422), we get a palindrome (64610500501646).

The spelling of 22400100401224 in words is "twenty-two trillion, four hundred billion, one hundred million, four hundred one thousand, two hundred twenty-four".