100001000999998 has 24 divisors (see below), whose sum is σ = 178747433850384. Its totient is φ = 41812265224800.

The previous prime is 100001000999981. The next prime is 100001001000029. The reversal of 100001000999998 is 899999000100001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12444122538 + ... + 12444130573.

It is an arithmetic number, because the mean of its divisors is an integer number (7447809743766).

Almost surely, 2^{100001000999998} is an apocalyptic number.

100001000999998 is a deficient number, since it is larger than the sum of its proper divisors (78746432850386).

100001000999998 is a wasteful number, since it uses less digits than its factorization.

100001000999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24888253168 (or 24888253161 counting only the distinct ones).

The product of its (nonzero) digits is 472392, while the sum is 55.

The spelling of 100001000999998 in words is "one hundred trillion, one billion, nine hundred ninety-nine thousand, nine hundred ninety-eight".