99919100001 has 8 divisors (see below), whose sum is σ = 152257676224. Its totient is φ = 57096628560.

The previous prime is 99919099913. The next prime is 99919100051. The reversal of 99919100001 is 10000191999.

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

It is not a de Polignac number, because 99919100001 - 2¹³ = 99919091809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99919100051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2379026170 + ... + 2379026211.

It is an arithmetic number, because the mean of its divisors is an integer number (19032209528).

Almost surely, 2^99919100001 is an apocalyptic number.

It is an amenable number.

99919100001 is a deficient number, since it is larger than the sum of its proper divisors (52338576223).

99919100001 is a wasteful number, since it uses less digits than its factorization.

99919100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4758052391.

The product of its (nonzero) digits is 6561, while the sum is 39.

The spelling of 99919100001 in words is "ninety-nine billion, nine hundred nineteen million, one hundred thousand, one".