23320143016 has 16 divisors (see below), whose sum is σ = 44791738740. Its totient is φ = 11375679360.

The previous prime is 23320143013. The next prime is 23320143017. The reversal of 23320143016 is 61034102332.

It can be written as a sum of positive squares in 2 ways, for example, as 17175150916 + 6144992100 = 131054^2 + 78390^2 .

It is not an unprimeable number, because it can be changed into a prime (23320143013) 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 3 ways as a sum of consecutive naturals, for example, 35548671 + ... + 35549326.

Almost surely, 2^23320143016 is an apocalyptic number.

It is an amenable number.

23320143016 is a deficient number, since it is larger than the sum of its proper divisors (21471595724).

23320143016 is a wasteful number, since it uses less digits than its factorization.

23320143016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71098044 (or 71098040 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23320143016 its reverse (61034102332), we get a palindrome (84354245348).

The spelling of 23320143016 in words is "twenty-three billion, three hundred twenty million, one hundred forty-three thousand, sixteen".