120331350613 has 2 divisors, whose sum is σ = 120331350614. Its totient is φ = 120331350612.

The previous prime is 120331350599. The next prime is 120331350649. The reversal of 120331350613 is 316053133021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111915673444 + 8415677169 = 334538^2 + 91737^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120331350613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120331350653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60165675306 + 60165675307.

It is an arithmetic number, because the mean of its divisors is an integer number (60165675307).

Almost surely, 2^120331350613 is an apocalyptic number.

It is an amenable number.

120331350613 is a deficient number, since it is larger than the sum of its proper divisors (1).

120331350613 is an equidigital number, since it uses as much as digits as its factorization.

120331350613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 28.

Adding to 120331350613 its reverse (316053133021), we get a palindrome (436384483634).

The spelling of 120331350613 in words is "one hundred twenty billion, three hundred thirty-one million, three hundred fifty thousand, six hundred thirteen".