120321013110031 has 2 divisors, whose sum is σ = 120321013110032. Its totient is φ = 120321013110030.

The previous prime is 120321013110029. The next prime is 120321013110043. The reversal of 120321013110031 is 130011310123021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120321013110031 - 2¹ = 120321013110029 is a prime.

It is a super-2 number, since 2×120321013110031² (a number of 29 digits) contains 22 as substring.

Together with 120321013110029, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 120321013109990 and 120321013110008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120321013113031) 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, 60160506555015 + 60160506555016.

It is an arithmetic number, because the mean of its divisors is an integer number (60160506555016).

Almost surely, 2^{120321013110031} is an apocalyptic number.

120321013110031 is a deficient number, since it is larger than the sum of its proper divisors (1).

120321013110031 is an equidigital number, since it uses as much as digits as its factorization.

120321013110031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 120321013110031 its reverse (130011310123021), we get a palindrome (250332323233052).

The spelling of 120321013110031 in words is "one hundred twenty trillion, three hundred twenty-one billion, thirteen million, one hundred ten thousand, thirty-one".