2320121351 has 4 divisors (see below), whose sum is σ = 2334899352. Its totient is φ = 2305343352.

The previous prime is 2320121341. The next prime is 2320121383. The reversal of 2320121351 is 1531210232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2320121351 - 2³⁰ = 1246379527 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 (2320121341) 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, 7388765 + ... + 7389078.

It is an arithmetic number, because the mean of its divisors is an integer number (583724838).

Almost surely, 2^2320121351 is an apocalyptic number.

2320121351 is a deficient number, since it is larger than the sum of its proper divisors (14778001).

2320121351 is a wasteful number, since it uses less digits than its factorization.

2320121351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14778000.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2320121351 is about 48167.6380052001. The cubic root of 2320121351 is about 1323.8442706720.

Adding to 2320121351 its reverse (1531210232), we get a palindrome (3851331583).

The spelling of 2320121351 in words is "two billion, three hundred twenty million, one hundred twenty-one thousand, three hundred fifty-one".