22142203404031 has 4 divisors (see below), whose sum is σ = 22143265452000. Its totient is φ = 22141141356064.

The previous prime is 22142203403939. The next prime is 22142203404037. The reversal of 22142203404031 is 13040430224122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22142203404031 - 2³⁹ = 21592447590143 is a prime.

It is a super-2 number, since 2×22142203404031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142203404037) 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, 530992711 + ... + 531034408.

It is an arithmetic number, because the mean of its divisors is an integer number (5535816363000).

Almost surely, 2^{22142203404031} is an apocalyptic number.

22142203404031 is a deficient number, since it is larger than the sum of its proper divisors (1062047969).

22142203404031 is a wasteful number, since it uses less digits than its factorization.

22142203404031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062047968.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22142203404031 its reverse (13040430224122), we get a palindrome (35182633628153).

The spelling of 22142203404031 in words is "twenty-two trillion, one hundred forty-two billion, two hundred three million, four hundred four thousand, thirty-one".