22227517120400 has 120 divisors (see below), whose sum is σ = 56527767943680. Its totient is φ = 8384782533120.

The previous prime is 22227517120397. The next prime is 22227517120531. The reversal of 22227517120400 is 402171572222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21782192 + ... + 22779791.

It is an arithmetic number, because the mean of its divisors is an integer number (471064732864).

Almost surely, 2^{22227517120400} is an apocalyptic number.

22227517120400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22227517120400 is an abundant number, since it is smaller than the sum of its proper divisors (34300250823280).

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

22227517120400 is a wasteful number, since it uses less digits than its factorization.

22227517120400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44562073 (or 44562062 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 35.

Adding to 22227517120400 its reverse (402171572222), we get a palindrome (22629688692622).

The spelling of 22227517120400 in words is "twenty-two trillion, two hundred twenty-seven billion, five hundred seventeen million, one hundred twenty thousand, four hundred".