225724274123 has 2 divisors, whose sum is σ = 225724274124. Its totient is φ = 225724274122.

The previous prime is 225724274117. The next prime is 225724274131. The reversal of 225724274123 is 321472427522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225724274123 - 2²⁸ = 225455838667 is a prime.

It is not a weakly prime, because it can be changed into another prime (225724274323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112862137061 + 112862137062.

It is an arithmetic number, because the mean of its divisors is an integer number (112862137062).

Almost surely, 2^225724274123 is an apocalyptic number.

225724274123 is a deficient number, since it is larger than the sum of its proper divisors (1).

225724274123 is an equidigital number, since it uses as much as digits as its factorization.

225724274123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 376320, while the sum is 41.

The spelling of 225724274123 in words is "two hundred twenty-five billion, seven hundred twenty-four million, two hundred seventy-four thousand, one hundred twenty-three".