102225022525 has 6 divisors (see below), whose sum is σ = 126759027962. Its totient is φ = 81780018000.

The previous prime is 102225022511. The next prime is 102225022561. The reversal of 102225022525 is 525220522201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 19990283769 + 82234738756 = 141387^2 + 286766^2 .

It is not a de Polignac number, because 102225022525 - 2⁷ = 102225022397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102225022493 and 102225022502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2044500426 + ... + 2044500475.

Almost surely, 2^102225022525 is an apocalyptic number.

It is an amenable number.

102225022525 is a deficient number, since it is larger than the sum of its proper divisors (24534005437).

102225022525 is an equidigital number, since it uses as much as digits as its factorization.

102225022525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089000911 (or 4089000906 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 102225022525 its reverse (525220522201), we get a palindrome (627445544726).

The spelling of 102225022525 in words is "one hundred two billion, two hundred twenty-five million, twenty-two thousand, five hundred twenty-five".