2313202020121 has 4 divisors (see below), whose sum is σ = 2314356890832. Its totient is φ = 2312047149412.

The previous prime is 2313202020113. The next prime is 2313202020149. The reversal of 2313202020121 is 1210202023132.

2313202020121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2313202020121 - 2³ = 2313202020113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2313202020191) 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, 577432351 + ... + 577436356.

It is an arithmetic number, because the mean of its divisors is an integer number (578589222708).

Almost surely, 2^{2313202020121} is an apocalyptic number.

It is an amenable number.

2313202020121 is a deficient number, since it is larger than the sum of its proper divisors (1154870711).

2313202020121 is a wasteful number, since it uses less digits than its factorization.

2313202020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154870710.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2313202020121 its reverse (1210202023132), we get a palindrome (3523404043253).

The spelling of 2313202020121 in words is "two trillion, three hundred thirteen billion, two hundred two million, twenty thousand, one hundred twenty-one".