2321230999 has 2 divisors, whose sum is σ = 2321231000. Its totient is φ = 2321230998.

The previous prime is 2321230981. The next prime is 2321231069. The reversal of 2321230999 is 9990321232.

2321230999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2321230999 - 2¹¹ = 2321228951 is a prime.

It is a super-2 number, since 2×2321230999² = 10776226701437076002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321230979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160615499 + 1160615500.

It is an arithmetic number, because the mean of its divisors is an integer number (1160615500).

Almost surely, 2^2321230999 is an apocalyptic number.

2321230999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321230999 is an equidigital number, since it uses as much as digits as its factorization.

2321230999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 2321230999 is about 48179.1552333579. The cubic root of 2321230999 is about 1324.0552893779.

The spelling of 2321230999 in words is "two billion, three hundred twenty-one million, two hundred thirty thousand, nine hundred ninety-nine".