2321120233 has 4 divisors (see below), whose sum is σ = 2422038528. Its totient is φ = 2220201940.

The previous prime is 2321120111. The next prime is 2321120261. The reversal of 2321120233 is 3320211232.

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 2321120233 - 2²¹ = 2319023081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2321120233.

It is not an unprimeable number, because it can be changed into a prime (2321120033) 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, 50459113 + ... + 50459158.

It is an arithmetic number, because the mean of its divisors is an integer number (605509632).

Almost surely, 2^2321120233 is an apocalyptic number.

2321120233 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2321120233 is a deficient number, since it is larger than the sum of its proper divisors (100918295).

2321120233 is a wasteful number, since it uses less digits than its factorization.

2321120233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100918294.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2321120233 is about 48178.0056976210. The cubic root of 2321120233 is about 1324.0342283345.

Adding to 2321120233 its reverse (3320211232), we get a palindrome (5641331465).

Subtracting 2321120233 from its reverse (3320211232), we obtain a palindrome (999090999).

The spelling of 2321120233 in words is "two billion, three hundred twenty-one million, one hundred twenty thousand, two hundred thirty-three".