2244321251 has 2 divisors, whose sum is σ = 2244321252. Its totient is φ = 2244321250.

The previous prime is 2244321241. The next prime is 2244321253. The reversal of 2244321251 is 1521234422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2244321251 - 2⁶ = 2244321187 is a prime.

Together with 2244321253, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2244321251.

It is not a weakly prime, because it can be changed into another prime (2244321253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122160625 + 1122160626.

It is an arithmetic number, because the mean of its divisors is an integer number (1122160626).

Almost surely, 2^2244321251 is an apocalyptic number.

2244321251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2244321251 is an equidigital number, since it uses as much as digits as its factorization.

2244321251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3840, while the sum is 26.

The square root of 2244321251 is about 47374.2678149225. The cubic root of 2244321251 is about 1309.2673585286.

Adding to 2244321251 its reverse (1521234422), we get a palindrome (3765555673).

The spelling of 2244321251 in words is "two billion, two hundred forty-four million, three hundred twenty-one thousand, two hundred fifty-one".