225016254731 has 2 divisors, whose sum is σ = 225016254732. Its totient is φ = 225016254730.

The previous prime is 225016254703. The next prime is 225016254739. The reversal of 225016254731 is 137452610522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225016254731 - 2⁶ = 225016254667 is a prime.

It is a super-2 number, since 2×225016254731² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225016254739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112508127365 + 112508127366.

It is an arithmetic number, because the mean of its divisors is an integer number (112508127366).

Almost surely, 2^225016254731 is an apocalyptic number.

225016254731 is a deficient number, since it is larger than the sum of its proper divisors (1).

225016254731 is an equidigital number, since it uses as much as digits as its factorization.

225016254731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 225016254731 in words is "two hundred twenty-five billion, sixteen million, two hundred fifty-four thousand, seven hundred thirty-one".