22222421412 has 24 divisors (see below), whose sum is σ = 51918224736. Its totient is φ = 7398058368.

The previous prime is 22222421383. The next prime is 22222421423. The reversal of 22222421412 is 21412422222.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1167093 + ... + 1185980.

It is an arithmetic number, because the mean of its divisors is an integer number (2163259364).

Almost surely, 2^22222421412 is an apocalyptic number.

It is an amenable number.

22222421412 is an abundant number, since it is smaller than the sum of its proper divisors (29695803324).

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

22222421412 is a wasteful number, since it uses less digits than its factorization.

22222421412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353867 (or 2353865 counting only the distinct ones).

The product of its digits is 2048, while the sum is 24.

Adding to 22222421412 its reverse (21412422222), we get a palindrome (43634843634).

The spelling of 22222421412 in words is "twenty-two billion, two hundred twenty-two million, four hundred twenty-one thousand, four hundred twelve".