120031300020013 has 2 divisors, whose sum is σ = 120031300020014. Its totient is φ = 120031300020012.

The previous prime is 120031300019989. The next prime is 120031300020043. The reversal of 120031300020013 is 310020003130021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83237394643209 + 36793905376804 = 9123453^2 + 6065798^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120031300020013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120031300020043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60015650010006 + 60015650010007.

It is an arithmetic number, because the mean of its divisors is an integer number (60015650010007).

Almost surely, 2^{120031300020013} is an apocalyptic number.

It is an amenable number.

120031300020013 is a deficient number, since it is larger than the sum of its proper divisors (1).

120031300020013 is an equidigital number, since it uses as much as digits as its factorization.

120031300020013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 120031300020013 its reverse (310020003130021), we get a palindrome (430051303150034).

The spelling of 120031300020013 in words is "one hundred twenty trillion, thirty-one billion, three hundred million, twenty thousand, thirteen".