22323042531 has 16 divisors (see below), whose sum is σ = 33073744800. Its totient is φ = 14880871584.

The previous prime is 22323042529. The next prime is 22323042559. The reversal of 22323042531 is 13524032322.

22323042531 is a `hidden beast` number, since 2 + 2 + 3 + 230 + 425 + 3 + 1 = 666.

It is not a de Polignac number, because 22323042531 - 2¹ = 22323042529 is a prime.

It is a super-3 number, since 3×22323042531³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 22323042495 and 22323042504.

It is not an unprimeable number, because it can be changed into a prime (22323542531) 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 15 ways as a sum of consecutive naturals, for example, 457065 + ... + 503541.

It is an arithmetic number, because the mean of its divisors is an integer number (2067109050).

Almost surely, 2^22323042531 is an apocalyptic number.

22323042531 is a deficient number, since it is larger than the sum of its proper divisors (10750702269).

22323042531 is a wasteful number, since it uses less digits than its factorization.

22323042531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64275 (or 64269 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 22323042531 its reverse (13524032322), we get a palindrome (35847074853).

The spelling of 22323042531 in words is "twenty-two billion, three hundred twenty-three million, forty-two thousand, five hundred thirty-one".