20032112323 has 16 divisors (see below), whose sum is σ = 20352720960. Its totient is φ = 19714461696.

The previous prime is 20032112273. The next prime is 20032112339. The reversal of 20032112323 is 32321123002.

It is a cyclic number.

It is not a de Polignac number, because 20032112323 - 2²⁹ = 19495241411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20032112323.

It is not an unprimeable number, because it can be changed into a prime (20032112383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14653386 + ... + 14654752.

It is an arithmetic number, because the mean of its divisors is an integer number (1272045060).

Almost surely, 2^20032112323 is an apocalyptic number.

20032112323 is a deficient number, since it is larger than the sum of its proper divisors (320608637).

20032112323 is a wasteful number, since it uses less digits than its factorization.

20032112323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20032112323 its reverse (32321123002), we get a palindrome (52353235325).

It can be divided in two parts, 20032 and 112323, that added together give a triangular number (132355 = T₅₁₄).

The spelling of 20032112323 in words is "twenty billion, thirty-two million, one hundred twelve thousand, three hundred twenty-three".