120321013213 has 4 divisors (see below), whose sum is σ = 122360352480. Its totient is φ = 118281673948.

The previous prime is 120321013207. The next prime is 120321013229. The reversal of 120321013213 is 312310123021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120321013213 - 2⁵ = 120321013181 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 (120321013243) 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, 1019669545 + ... + 1019669662.

It is an arithmetic number, because the mean of its divisors is an integer number (30590088120).

Almost surely, 2^120321013213 is an apocalyptic number.

It is an amenable number.

120321013213 is a deficient number, since it is larger than the sum of its proper divisors (2039339267).

120321013213 is an equidigital number, since it uses as much as digits as its factorization.

120321013213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039339266.

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

Adding to 120321013213 its reverse (312310123021), we get a palindrome (432631136234).

The spelling of 120321013213 in words is "one hundred twenty billion, three hundred twenty-one million, thirteen thousand, two hundred thirteen".