99011109901 has 8 divisors (see below), whose sum is σ = 111496382208. Its totient is φ = 87106548000.

The previous prime is 99011109871. The next prime is 99011109907. The reversal of 99011109901 is 10990111099.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99011109901 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 (99011109907) 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, 145177240 + ... + 145177921.

It is an arithmetic number, because the mean of its divisors is an integer number (13937047776).

Almost surely, 2^99011109901 is an apocalyptic number.

It is an amenable number.

99011109901 is a deficient number, since it is larger than the sum of its proper divisors (12485272307).

99011109901 is a wasteful number, since it uses less digits than its factorization.

99011109901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290355203.

The product of its (nonzero) digits is 6561, while the sum is 40.

The spelling of 99011109901 in words is "ninety-nine billion, eleven million, one hundred nine thousand, nine hundred one".