22124214424400 has 120 divisors (see below), whose sum is σ = 59552732306784. Its totient is φ = 7827731827200.

The previous prime is 22124214424391. The next prime is 22124214424421. The reversal of 22124214424400 is 442441242122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67786262 + ... + 68111861.

Almost surely, 2^{22124214424400} is an apocalyptic number.

22124214424400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22124214424400 is an abundant number, since it is smaller than the sum of its proper divisors (37428517882384).

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

22124214424400 is a wasteful number, since it uses less digits than its factorization.

22124214424400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135898189 (or 135898178 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 22124214424400 its reverse (442441242122), we get a palindrome (22566655666522).

The spelling of 22124214424400 in words is "twenty-two trillion, one hundred twenty-four billion, two hundred fourteen million, four hundred twenty-four thousand, four hundred".