12120022322331 has 32 divisors (see below), whose sum is σ = 20150743362048. Its totient is φ = 6295123683840.

The previous prime is 12120022322297. The next prime is 12120022322389. The reversal of 12120022322331 is 13322322002121.

It is not a de Polignac number, because 12120022322331 - 2²⁵ = 12119988767899 is a prime.

It is a super-2 number, since 2×12120022322331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12120022322731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2661816 + ... + 5596901.

It is an arithmetic number, because the mean of its divisors is an integer number (629710730064).

Almost surely, 2^{12120022322331} is an apocalyptic number.

12120022322331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12120022322331 is a deficient number, since it is larger than the sum of its proper divisors (8030721039717).

12120022322331 is a wasteful number, since it uses less digits than its factorization.

12120022322331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8265091.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12120022322331 its reverse (13322322002121), we get a palindrome (25442344324452).

The spelling of 12120022322331 in words is "twelve trillion, one hundred twenty billion, twenty-two million, three hundred twenty-two thousand, three hundred thirty-one".