12330032311 has 16 divisors (see below), whose sum is σ = 13453032960. Its totient is φ = 11261859840.

The previous prime is 12330032279. The next prime is 12330032347. The reversal of 12330032311 is 11323003321.

It is a cyclic number.

It is not a de Polignac number, because 12330032311 - 2⁵ = 12330032279 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12330032371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43210 + ... + 162871.

It is an arithmetic number, because the mean of its divisors is an integer number (840814560).

Almost surely, 2^12330032311 is an apocalyptic number.

12330032311 is a deficient number, since it is larger than the sum of its proper divisors (1123000649).

12330032311 is a wasteful number, since it uses less digits than its factorization.

12330032311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206214.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12330032311 its reverse (11323003321), we get a palindrome (23653035632).

The spelling of 12330032311 in words is "twelve billion, three hundred thirty million, thirty-two thousand, three hundred eleven".