2320121243 has 24 divisors (see below), whose sum is σ = 2609476608. Its totient is φ = 2045736000.

The previous prime is 2320121233. The next prime is 2320121263. The reversal of 2320121243 is 3421210232.

2320121243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2320121243 - 2⁴ = 2320121227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2320121233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5010830 + ... + 5011292.

It is an arithmetic number, because the mean of its divisors is an integer number (108728192).

Almost surely, 2^2320121243 is an apocalyptic number.

2320121243 is a deficient number, since it is larger than the sum of its proper divisors (289355365).

2320121243 is a wasteful number, since it uses less digits than its factorization.

2320121243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827 (or 786 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2320121243 is about 48167.6368841155. The cubic root of 2320121243 is about 1323.8442501306.

Adding to 2320121243 its reverse (3421210232), we get a palindrome (5741331475).

It can be divided in two parts, 23201 and 21243, that added together give a palindrome (44444).

The spelling of 2320121243 in words is "two billion, three hundred twenty million, one hundred twenty-one thousand, two hundred forty-three".