120023122231 has 2 divisors, whose sum is σ = 120023122232. Its totient is φ = 120023122230.

The previous prime is 120023122211. The next prime is 120023122249. The reversal of 120023122231 is 132221320021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120023122231 - 2¹¹ = 120023120183 is a prime.

It is a super-2 number, since 2×120023122231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120023122199 and 120023122208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120023122211) 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 as a sum of consecutive naturals, namely, 60011561115 + 60011561116.

It is an arithmetic number, because the mean of its divisors is an integer number (60011561116).

Almost surely, 2^120023122231 is an apocalyptic number.

120023122231 is a deficient number, since it is larger than the sum of its proper divisors (1).

120023122231 is an equidigital number, since it uses as much as digits as its factorization.

120023122231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 120023122231 its reverse (132221320021), we get a palindrome (252244442252).

The spelling of 120023122231 in words is "one hundred twenty billion, twenty-three million, one hundred twenty-two thousand, two hundred thirty-one".