120021132313 has 2 divisors, whose sum is σ = 120021132314. Its totient is φ = 120021132312.

The previous prime is 120021132269. The next prime is 120021132349. The reversal of 120021132313 is 313231120021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119900835289 + 120297024 = 346267^2 + 10968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120021132313 is a prime.

It is not a weakly prime, because it can be changed into another prime (120021133313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010566156 + 60010566157.

It is an arithmetic number, because the mean of its divisors is an integer number (60010566157).

Almost surely, 2^120021132313 is an apocalyptic number.

It is an amenable number.

120021132313 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021132313 is an equidigital number, since it uses as much as digits as its factorization.

120021132313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 120021132313 its reverse (313231120021), we get a palindrome (433252252334).

The spelling of 120021132313 in words is "one hundred twenty billion, twenty-one million, one hundred thirty-two thousand, three hundred thirteen".