99101011983 has 8 divisors (see below), whose sum is σ = 133175113728. Its totient is φ = 65547125784.

The previous prime is 99101011969. The next prime is 99101012027. The reversal of 99101011983 is 38911010199.

It is a happy number.

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

It is not a de Polignac number, because 99101011983 - 2¹⁰ = 99101010959 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99101011883) 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, 130053441 + ... + 130054202.

It is an arithmetic number, because the mean of its divisors is an integer number (16646889216).

Almost surely, 2^99101011983 is an apocalyptic number.

99101011983 is a deficient number, since it is larger than the sum of its proper divisors (34074101745).

99101011983 is a wasteful number, since it uses less digits than its factorization.

99101011983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260107773.

The product of its (nonzero) digits is 17496, while the sum is 42.

The spelling of 99101011983 in words is "ninety-nine billion, one hundred one million, eleven thousand, nine hundred eighty-three".