100261025 has 12 divisors (see below), whose sum is σ = 129729792. Its totient is φ = 76721040.

The previous prime is 100260973. The next prime is 100261111. The reversal of 100261025 is 520162001.

It is not a de Polignac number, because 100261025 - 2¹⁰ = 100260001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100260994 and 100261012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86609 + ... + 87758.

It is an arithmetic number, because the mean of its divisors is an integer number (10810816).

Almost surely, 2^100261025 is an apocalyptic number.

It is an amenable number.

100261025 is a deficient number, since it is larger than the sum of its proper divisors (29468767).

100261025 is a wasteful number, since it uses less digits than its factorization.

100261025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174400 (or 174395 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 100261025 is about 10013.0427443410. The cubic root of 100261025 is about 464.5623893892.

The spelling of 100261025 in words is "one hundred million, two hundred sixty-one thousand, twenty-five".