2321000999 has 2 divisors, whose sum is σ = 2321001000. Its totient is φ = 2321000998.

The previous prime is 2321000989. The next prime is 2321001019. The reversal of 2321000999 is 9990001232.

2321000999 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 2321000999 - 2¹² = 2320996903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321000959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160500499 + 1160500500.

It is an arithmetic number, because the mean of its divisors is an integer number (1160500500).

Almost surely, 2^2321000999 is an apocalyptic number.

2321000999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321000999 is an equidigital number, since it uses as much as digits as its factorization.

2321000999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 2321000999 is about 48176.7682498525. The cubic root of 2321000999 is about 1324.0115564369.

The spelling of 2321000999 in words is "two billion, three hundred twenty-one million, nine hundred ninety-nine", and thus it is an aban number.