22412331200421 has 24 divisors (see below), whose sum is σ = 33783648799680. Its totient is φ = 14290760506176.

The previous prime is 22412331200417. The next prime is 22412331200437. The reversal of 22412331200421 is 12400213321422.

22412331200421 is a `hidden beast` number, since 2 + 2 + 4 + 1 + 2 + 3 + 31 + 200 + 421 = 666.

It is not a de Polignac number, because 22412331200421 - 2² = 22412331200417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22412331200821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1838851 + ... + 6943056.

It is an arithmetic number, because the mean of its divisors is an integer number (1407652033320).

Almost surely, 2^{22412331200421} is an apocalyptic number.

It is an amenable number.

22412331200421 is a deficient number, since it is larger than the sum of its proper divisors (11371317599259).

22412331200421 is a wasteful number, since it uses less digits than its factorization.

22412331200421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8794265 (or 8794262 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 22412331200421 its reverse (12400213321422), we get a palindrome (34812544521843).

The spelling of 22412331200421 in words is "twenty-two trillion, four hundred twelve billion, three hundred thirty-one million, two hundred thousand, four hundred twenty-one".