1214225442251 has 2 divisors, whose sum is σ = 1214225442252. Its totient is φ = 1214225442250.

The previous prime is 1214225442229. The next prime is 1214225442263. The reversal of 1214225442251 is 1522445224121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1214225442251 - 2¹⁰ = 1214225441227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1214225442211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607112721125 + 607112721126.

It is an arithmetic number, because the mean of its divisors is an integer number (607112721126).

Almost surely, 2^{1214225442251} is an apocalyptic number.

1214225442251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214225442251 is an equidigital number, since it uses as much as digits as its factorization.

1214225442251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51200, while the sum is 35.

The spelling of 1214225442251 in words is "one trillion, two hundred fourteen billion, two hundred twenty-five million, four hundred forty-two thousand, two hundred fifty-one".