32321131311 has 16 divisors (see below), whose sum is σ = 49256050688. Its totient is φ = 18467416800.

The previous prime is 32321131307. The next prime is 32321131327. The reversal of 32321131311 is 11313112323.

It is a happy number.

It is not a de Polignac number, because 32321131311 - 2² = 32321131307 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32321131361) 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, 162981 + ... + 302001.

It is an arithmetic number, because the mean of its divisors is an integer number (3078503168).

Almost surely, 2^32321131311 is an apocalyptic number.

32321131311 is a deficient number, since it is larger than the sum of its proper divisors (16934919377).

32321131311 is a wasteful number, since it uses less digits than its factorization.

32321131311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150102.

The product of its digits is 324, while the sum is 21.

Adding to 32321131311 its reverse (11313112323), we get a palindrome (43634243634).

The spelling of 32321131311 in words is "thirty-two billion, three hundred twenty-one million, one hundred thirty-one thousand, three hundred eleven".