22100103555025 has 12 divisors (see below), whose sum is σ = 27534005800624. Its totient is φ = 17596290978000.

The previous prime is 22100103555017. The next prime is 22100103555029. The reversal of 22100103555025 is 52055530100122.

It is not a de Polignac number, because 22100103555025 - 2³ = 22100103555017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100103555029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2094791271 + ... + 2094801820.

Almost surely, 2^{22100103555025} is an apocalyptic number.

22100103555025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22100103555025 is a deficient number, since it is larger than the sum of its proper divisors (5433902245599).

22100103555025 is a wasteful number, since it uses less digits than its factorization.

22100103555025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4189593312 (or 4189593307 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

Adding to 22100103555025 its reverse (52055530100122), we get a palindrome (74155633655147).

The spelling of 22100103555025 in words is "twenty-two trillion, one hundred billion, one hundred three million, five hundred fifty-five thousand, twenty-five".