120442435255013 has 4 divisors (see below), whose sum is σ = 120502148908620. Its totient is φ = 120382721601408.

The previous prime is 120442435255007. The next prime is 120442435255027. The reversal of 120442435255013 is 310552534244021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 106172045056324 + 14270390198689 = 10303982^2 + 3777617^2 .

It is a cyclic number.

It is not a de Polignac number, because 120442435255013 - 2⁴ = 120442435254997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120442435255073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29856823778 + ... + 29856827811.

It is an arithmetic number, because the mean of its divisors is an integer number (30125537227155).

Almost surely, 2^{120442435255013} is an apocalyptic number.

It is an amenable number.

120442435255013 is a deficient number, since it is larger than the sum of its proper divisors (59713653607).

120442435255013 is an equidigital number, since it uses as much as digits as its factorization.

120442435255013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59713653606.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 120442435255013 its reverse (310552534244021), we get a palindrome (430994969499034).

The spelling of 120442435255013 in words is "one hundred twenty trillion, four hundred forty-two billion, four hundred thirty-five million, two hundred fifty-five thousand, thirteen".