99919100901 has 8 divisors (see below), whose sum is σ = 133229250784. Its totient is φ = 66610842480.

The previous prime is 99919100837. The next prime is 99919100921. The reversal of 99919100901 is 10900191999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99919100901 - 2⁶ = 99919100837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99919100921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344635 + ... + 564456.

It is an arithmetic number, because the mean of its divisors is an integer number (16653656348).

Almost surely, 2^99919100901 is an apocalyptic number.

It is an amenable number.

99919100901 is a deficient number, since it is larger than the sum of its proper divisors (33310149883).

99919100901 is a wasteful number, since it uses less digits than its factorization.

99919100901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945731.

The product of its (nonzero) digits is 59049, while the sum is 48.

The spelling of 99919100901 in words is "ninety-nine billion, nine hundred nineteen million, one hundred thousand, nine hundred one".