22142442122624 has 32 divisors (see below), whose sum is σ = 44548647891840. Its totient is φ = 10961605004800.

The previous prime is 22142442122611. The next prime is 22142442122627. The reversal of 22142442122624 is 42622124424122.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142442122627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856362464 + ... + 856388319.

It is an arithmetic number, because the mean of its divisors is an integer number (1392145246620).

Almost surely, 2^{22142442122624} is an apocalyptic number.

It is an amenable number.

22142442122624 is an abundant number, since it is smaller than the sum of its proper divisors (22406205769216).

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

22142442122624 is a wasteful number, since it uses less digits than its factorization.

22142442122624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712750898 (or 1712750886 counting only the distinct ones).

The product of its digits is 196608, while the sum is 38.

Adding to 22142442122624 its reverse (42622124424122), we get a palindrome (64764566546746).

The spelling of 22142442122624 in words is "twenty-two trillion, one hundred forty-two billion, four hundred forty-two million, one hundred twenty-two thousand, six hundred twenty-four".