22031253112016 has 20 divisors (see below), whose sum is σ = 42687916874724. Its totient is φ = 11015016499200.

The previous prime is 22031253111997. The next prime is 22031253112019. The reversal of 22031253112016 is 61021135213022.

It can be written as a sum of positive squares in 2 ways, for example, as 10749742542400 + 11281510569616 = 3278680^2 + 3358796^2 .

It is a super-2 number, since 2×22031253112016² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22031253112016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031253112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37830545 + ... + 38408496.

Almost surely, 2^{22031253112016} is an apocalyptic number.

It is an amenable number.

22031253112016 is a deficient number, since it is larger than the sum of its proper divisors (20656663762708).

22031253112016 is a wasteful number, since it uses less digits than its factorization.

22031253112016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76257110 (or 76257104 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 22031253112016 its reverse (61021135213022), we get a palindrome (83052388325038).

The spelling of 22031253112016 in words is "twenty-two trillion, thirty-one billion, two hundred fifty-three million, one hundred twelve thousand, sixteen".