120323310000031 has 2 divisors, whose sum is σ = 120323310000032. Its totient is φ = 120323310000030.

The previous prime is 120323309999953. The next prime is 120323310000143. The reversal of 120323310000031 is 130000013323021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120323310000031 - 2²³ = 120323301611423 is a prime.

It is a super-2 number, since 2×120323310000031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120323309999963 and 120323310000008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121323310000031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60161655000015 + 60161655000016.

It is an arithmetic number, because the mean of its divisors is an integer number (60161655000016).

Almost surely, 2^{120323310000031} is an apocalyptic number.

120323310000031 is a deficient number, since it is larger than the sum of its proper divisors (1).

120323310000031 is an equidigital number, since it uses as much as digits as its factorization.

120323310000031 is an odious number, because the sum of its binary digits is odd.

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

Adding to 120323310000031 its reverse (130000013323021), we get a palindrome (250323323323052).

The spelling of 120323310000031 in words is "one hundred twenty trillion, three hundred twenty-three billion, three hundred ten million, thirty-one", and thus it is an aban number.