2320121013 has 16 divisors (see below), whose sum is σ = 3536148480. Its totient is φ = 1325511216.

The previous prime is 2320120961. The next prime is 2320121047. The reversal of 2320121013 is 3101210232.

It is not a de Polignac number, because 2320121013 - 2⁸ = 2320120757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2320120983 and 2320121001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320121413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140856 + ... + 156462.

It is an arithmetic number, because the mean of its divisors is an integer number (221009280).

Almost surely, 2^2320121013 is an apocalyptic number.

It is an amenable number.

2320121013 is a deficient number, since it is larger than the sum of its proper divisors (1216027467).

2320121013 is a wasteful number, since it uses less digits than its factorization.

2320121013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22696.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2320121013 is about 48167.6344966202. The cubic root of 2320121013 is about 1323.8442063852.

Adding to 2320121013 its reverse (3101210232), we get a palindrome (5421331245).

The spelling of 2320121013 in words is "two billion, three hundred twenty million, one hundred twenty-one thousand, thirteen".