22304531131 has 8 divisors (see below), whose sum is σ = 23653075680. Its totient is φ = 20960043648.

The previous prime is 22304531113. The next prime is 22304531141. The reversal of 22304531131 is 13113540322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22304531131 - 2⁵ = 22304531099 is a prime.

It is a super-2 number, since 2×22304531131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22304531096 and 22304531105.

It is not an unprimeable number, because it can be changed into a prime (22304531141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002936 + ... + 1024933.

It is an arithmetic number, because the mean of its divisors is an integer number (2956634460).

Almost surely, 2^22304531131 is an apocalyptic number.

22304531131 is a deficient number, since it is larger than the sum of its proper divisors (1348544549).

22304531131 is a wasteful number, since it uses less digits than its factorization.

22304531131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028533.

The product of its (nonzero) digits is 2160, while the sum is 25.

The spelling of 22304531131 in words is "twenty-two billion, three hundred four million, five hundred thirty-one thousand, one hundred thirty-one".