32313021123 has 4 divisors (see below), whose sum is σ = 43084028168. Its totient is φ = 21542014080.

The previous prime is 32313021119. The next prime is 32313021157. The reversal of 32313021123 is 32112031323.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 32313021123 - 2² = 32313021119 is a prime.

It is a super-2 number, since 2×32313021123² (a number of 22 digits) contains 22 as substring.

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 32313021123.

It is not an unprimeable number, because it can be changed into a prime (32313021163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5385503518 + ... + 5385503523.

It is an arithmetic number, because the mean of its divisors is an integer number (10771007042).

Almost surely, 2^32313021123 is an apocalyptic number.

32313021123 is a deficient number, since it is larger than the sum of its proper divisors (10771007045).

32313021123 is a wasteful number, since it uses less digits than its factorization.

32313021123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10771007044.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 32313021123 its reverse (32112031323), we get a palindrome (64425052446).

The spelling of 32313021123 in words is "thirty-two billion, three hundred thirteen million, twenty-one thousand, one hundred twenty-three".