12120323222331 has 12 divisors (see below), whose sum is σ = 17570336195152. Its totient is φ = 8051045026896.

The previous prime is 12120323222303. The next prime is 12120323222347. The reversal of 12120323222331 is 13322232302121.

12120323222331 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 0 + 3 + 2 + 322 + 2 + 331 = 666.

It is not a de Polignac number, because 12120323222331 - 2¹¹ = 12120323220283 is a prime.

It is a super-2 number, since 2×12120323222331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12120323222295 and 12120323222304.

It is not an unprimeable number, because it can be changed into a prime (12120323226331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2430868591 + ... + 2430873576.

Almost surely, 2^{12120323222331} is an apocalyptic number.

12120323222331 is a deficient number, since it is larger than the sum of its proper divisors (5450012972821).

12120323222331 is a wasteful number, since it uses less digits than its factorization.

12120323222331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4861742450 (or 4861742447 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 12120323222331 its reverse (13322232302121), we get a palindrome (25442555524452).

The spelling of 12120323222331 in words is "twelve trillion, one hundred twenty billion, three hundred twenty-three million, two hundred twenty-two thousand, three hundred thirty-one".