225022563277 has 2 divisors, whose sum is σ = 225022563278. Its totient is φ = 225022563276.

The previous prime is 225022563251. The next prime is 225022563287. The reversal of 225022563277 is 772365220522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212427888201 + 12594675076 = 460899^2 + 112226^2 .

It is a cyclic number.

It is not a de Polignac number, because 225022563277 - 2⁷ = 225022563149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225022563287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112511281638 + 112511281639.

It is an arithmetic number, because the mean of its divisors is an integer number (112511281639).

Almost surely, 2^225022563277 is an apocalyptic number.

It is an amenable number.

225022563277 is a deficient number, since it is larger than the sum of its proper divisors (1).

225022563277 is an equidigital number, since it uses as much as digits as its factorization.

225022563277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705600, while the sum is 43.

Adding to 225022563277 its reverse (772365220522), we get a palindrome (997387783799).

The spelling of 225022563277 in words is "two hundred twenty-five billion, twenty-two million, five hundred sixty-three thousand, two hundred seventy-seven".