2251425064201 has 2 divisors, whose sum is σ = 2251425064202. Its totient is φ = 2251425064200.

The previous prime is 2251425064199. The next prime is 2251425064253. The reversal of 2251425064201 is 1024605241522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2194320792976 + 57104271225 = 1481324^2 + 238965^2 .

It is a cyclic number.

It is not a de Polignac number, because 2251425064201 - 2¹ = 2251425064199 is a prime.

Together with 2251425064199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2251425064261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125712532100 + 1125712532101.

It is an arithmetic number, because the mean of its divisors is an integer number (1125712532101).

Almost surely, 2^{2251425064201} is an apocalyptic number.

It is an amenable number.

2251425064201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251425064201 is an equidigital number, since it uses as much as digits as its factorization.

2251425064201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 2251425064201 in words is "two trillion, two hundred fifty-one billion, four hundred twenty-five million, sixty-four thousand, two hundred one".