22421204224232 has 64 divisors (see below), whose sum is σ = 46967963011200. Its totient is φ = 9948430240000.

The previous prime is 22421204224219. The next prime is 22421204224247. The reversal of 22421204224232 is 23242240212422.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17134007 + ... + 18396102.

It is an arithmetic number, because the mean of its divisors is an integer number (733874422050).

Almost surely, 2^{22421204224232} is an apocalyptic number.

22421204224232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22421204224232 is an abundant number, since it is smaller than the sum of its proper divisors (24546758786968).

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

22421204224232 is a wasteful number, since it uses less digits than its factorization.

22421204224232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35530298 (or 35530294 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 22421204224232 its reverse (23242240212422), we get a palindrome (45663444436654).

The spelling of 22421204224232 in words is "twenty-two trillion, four hundred twenty-one billion, two hundred four million, two hundred twenty-four thousand, two hundred thirty-two".