32320123311 has 16 divisors (see below), whose sum is σ = 49302079488. Its totient is φ = 18449004000.

The previous prime is 32320123279. The next prime is 32320123387. The reversal of 32320123311 is 11332102323.

It is not a de Polignac number, because 32320123311 - 2⁵ = 32320123279 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32320123711) 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, 798015 + ... + 837536.

It is an arithmetic number, because the mean of its divisors is an integer number (3081379968).

Almost surely, 2^32320123311 is an apocalyptic number.

32320123311 is a deficient number, since it is larger than the sum of its proper divisors (16981956177).

32320123311 is a wasteful number, since it uses less digits than its factorization.

32320123311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636502.

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

Adding to 32320123311 its reverse (11332102323), we get a palindrome (43652225634).

It can be divided in two parts, 3232012 and 3311, that added together give a palindrome (3235323).

The spelling of 32320123311 in words is "thirty-two billion, three hundred twenty million, one hundred twenty-three thousand, three hundred eleven".