22412144221412 has 24 divisors (see below), whose sum is σ = 42788408513760. Its totient is φ = 10186960252160.

The previous prime is 22412144221391. The next prime is 22412144221451. The reversal of 22412144221412 is 21412244121422.

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, 8249837 + ... + 10624692.

It is an arithmetic number, because the mean of its divisors is an integer number (1782850354740).

Almost surely, 2^{22412144221412} is an apocalyptic number.

22412144221412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22412144221412 is a deficient number, since it is larger than the sum of its proper divisors (20376264292348).

22412144221412 is a wasteful number, since it uses less digits than its factorization.

22412144221412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18901531 (or 18901529 counting only the distinct ones).

The product of its digits is 16384, while the sum is 32.

Adding to 22412144221412 its reverse (21412244121422), we get a palindrome (43824388342834).

The spelling of 22412144221412 in words is "twenty-two trillion, four hundred twelve billion, one hundred forty-four million, two hundred twenty-one thousand, four hundred twelve".