2144402324291 has 2 divisors, whose sum is σ = 2144402324292. Its totient is φ = 2144402324290.

The previous prime is 2144402324269. The next prime is 2144402324293. The reversal of 2144402324291 is 1924232044412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2144402324291 - 2³⁰ = 2143328582467 is a prime.

It is a super-2 number, since 2×2144402324291² (a number of 25 digits) contains 22 as substring.

Together with 2144402324293, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2144402324293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072201162145 + 1072201162146.

It is an arithmetic number, because the mean of its divisors is an integer number (1072201162146).

Almost surely, 2^{2144402324291} is an apocalyptic number.

2144402324291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144402324291 is an equidigital number, since it uses as much as digits as its factorization.

2144402324291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 2144402324291 in words is "two trillion, one hundred forty-four billion, four hundred two million, three hundred twenty-four thousand, two hundred ninety-one".