2321113332121 has 4 divisors (see below), whose sum is σ = 2336484943744. Its totient is φ = 2305741720500.

The previous prime is 2321113332113. The next prime is 2321113332133. The reversal of 2321113332121 is 1212333111232.

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 2321113332121 - 2³ = 2321113332113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321113330121) 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, 7685805585 + ... + 7685805886.

It is an arithmetic number, because the mean of its divisors is an integer number (584121235936).

Almost surely, 2^{2321113332121} is an apocalyptic number.

It is an amenable number.

2321113332121 is a deficient number, since it is larger than the sum of its proper divisors (15371611623).

2321113332121 is a wasteful number, since it uses less digits than its factorization.

2321113332121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15371611622.

The product of its digits is 1296, while the sum is 25.

Adding to 2321113332121 its reverse (1212333111232), we get a palindrome (3533446443353).

The spelling of 2321113332121 in words is "two trillion, three hundred twenty-one billion, one hundred thirteen million, three hundred thirty-two thousand, one hundred twenty-one".