99990110110101 has 4 divisors (see below), whose sum is σ = 133320146813472. Its totient is φ = 66660073406732.

The previous prime is 99990110110091. The next prime is 99990110110157. The reversal of 99990110110101 is 10101101109999.

99990110110101 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99990110110101 - 2⁵ = 99990110110069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99990110110801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16665018351681 + ... + 16665018351686.

It is an arithmetic number, because the mean of its divisors is an integer number (33330036703368).

Almost surely, 2^{99990110110101} is an apocalyptic number.

It is an amenable number.

99990110110101 is a deficient number, since it is larger than the sum of its proper divisors (33330036703371).

99990110110101 is a wasteful number, since it uses less digits than its factorization.

99990110110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33330036703370.

The product of its (nonzero) digits is 6561, while the sum is 42.

The spelling of 99990110110101 in words is "ninety-nine trillion, nine hundred ninety billion, one hundred ten million, one hundred ten thousand, one hundred one".