2321001251 has 2 divisors, whose sum is σ = 2321001252. Its totient is φ = 2321001250.

The previous prime is 2321001247. The next prime is 2321001301. The reversal of 2321001251 is 1521001232.

It is a happy number.

2321001251 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 2321001251 - 2² = 2321001247 is a prime.

It is not a weakly prime, because it can be changed into another prime (2321021251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160500625 + 1160500626.

It is an arithmetic number, because the mean of its divisors is an integer number (1160500626).

Almost surely, 2^2321001251 is an apocalyptic number.

2321001251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321001251 is an equidigital number, since it uses as much as digits as its factorization.

2321001251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2321001251 is about 48176.7708652209. The cubic root of 2321001251 is about 1324.0116043546.

Adding to 2321001251 its reverse (1521001232), we get a palindrome (3842002483).

The spelling of 2321001251 in words is "two billion, three hundred twenty-one million, one thousand, two hundred fifty-one".