2320321123 has 4 divisors (see below), whose sum is σ = 2320452688. Its totient is φ = 2320189560.

The previous prime is 2320321099. The next prime is 2320321127. The reversal of 2320321123 is 3211230232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2320321123 is a prime.

It is a super-2 number, since 2×2320321123² = 10767780227679962258, which contains 22 as substring.

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 2320321123.

It is not an unprimeable number, because it can be changed into a prime (2320321127) 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, 34308 + ... + 76273.

It is an arithmetic number, because the mean of its divisors is an integer number (580113172).

Almost surely, 2^2320321123 is an apocalyptic number.

2320321123 is a deficient number, since it is larger than the sum of its proper divisors (131565).

2320321123 is a wasteful number, since it uses less digits than its factorization.

2320321123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131564.

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

The square root of 2320321123 is about 48169.7116765297. The cubic root of 2320321123 is about 1323.8822657287.

Adding to 2320321123 its reverse (3211230232), we get a palindrome (5531551355).

The spelling of 2320321123 in words is "two billion, three hundred twenty million, three hundred twenty-one thousand, one hundred twenty-three".