22224230031 has 16 divisors (see below), whose sum is σ = 30380071680. Its totient is φ = 14442866880.

The previous prime is 22224230027. The next prime is 22224230047. The reversal of 22224230031 is 13003242222.

It is not a de Polignac number, because 22224230031 - 2² = 22224230027 is a prime.

It is a super-2 number, since 2×22224230031² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22224230051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76560 + ... + 224298.

It is an arithmetic number, because the mean of its divisors is an integer number (1898754480).

Almost surely, 2^22224230031 is an apocalyptic number.

22224230031 is a deficient number, since it is larger than the sum of its proper divisors (8155841649).

22224230031 is a wasteful number, since it uses less digits than its factorization.

22224230031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149006.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22224230031 its reverse (13003242222), we get a palindrome (35227472253).

The spelling of 22224230031 in words is "twenty-two billion, two hundred twenty-four million, two hundred thirty thousand, thirty-one".