100998606225 has 36 divisors (see below), whose sum is σ = 183544811408. Its totient is φ = 48969016800.

The previous prime is 100998606217. The next prime is 100998606253. The reversal of 100998606225 is 522606899001.

It is not a de Polignac number, because 100998606225 - 2³ = 100998606217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5555587 + ... + 5573736.

Almost surely, 2^100998606225 is an apocalyptic number.

100998606225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100998606225 is a deficient number, since it is larger than the sum of its proper divisors (82546205183).

100998606225 is a wasteful number, since it uses less digits than its factorization.

100998606225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11129358 (or 11129342 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 100998606225 in words is "one hundred billion, nine hundred ninety-eight million, six hundred six thousand, two hundred twenty-five".