120310043213 has 2 divisors, whose sum is σ = 120310043214. Its totient is φ = 120310043212.

The previous prime is 120310043207. The next prime is 120310043257. The reversal of 120310043213 is 312340013021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119160968809 + 1149074404 = 345197^2 + 33898^2 .

It is a cyclic number.

It is not a de Polignac number, because 120310043213 - 2²⁸ = 120041607757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120310043263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60155021606 + 60155021607.

It is an arithmetic number, because the mean of its divisors is an integer number (60155021607).

Almost surely, 2^120310043213 is an apocalyptic number.

It is an amenable number.

120310043213 is a deficient number, since it is larger than the sum of its proper divisors (1).

120310043213 is an equidigital number, since it uses as much as digits as its factorization.

120310043213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 120310043213 its reverse (312340013021), we get a palindrome (432650056234).

The spelling of 120310043213 in words is "one hundred twenty billion, three hundred ten million, forty-three thousand, two hundred thirteen".