22431421112100 has 288 divisors, whose sum is σ = 87140581979136. Its totient is φ = 4302530265600.

The previous prime is 22431421112069. The next prime is 22431421112131. The reversal of 22431421112100 is 121112413422.

It is an interprime number because it is at equal distance from previous prime (22431421112069) and next prime (22431421112131).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 37048054 + ... + 37648653.

Almost surely, 2^{22431421112100} is an apocalyptic number.

22431421112100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22431421112100 is an abundant number, since it is smaller than the sum of its proper divisors (64709160867036).

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

22431421112100 is a wasteful number, since it uses less digits than its factorization.

22431421112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74696755 (or 74696748 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 22431421112100 its reverse (121112413422), we get a palindrome (22552533525522).

The spelling of 22431421112100 in words is "twenty-two trillion, four hundred thirty-one billion, four hundred twenty-one million, one hundred twelve thousand, one hundred".