99010001011 has 4 divisors (see below), whose sum is σ = 99125532792. Its totient is φ = 98894469232.

The previous prime is 99010000967. The next prime is 99010001023. The reversal of 99010001011 is 11010001099.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99010001011 - 2⁹ = 99010000499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99010001911) 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, 57764605 + ... + 57766318.

It is an arithmetic number, because the mean of its divisors is an integer number (24781383198).

Almost surely, 2^99010001011 is an apocalyptic number.

99010001011 is a deficient number, since it is larger than the sum of its proper divisors (115531781).

99010001011 is a wasteful number, since it uses less digits than its factorization.

99010001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115531780.

The product of its (nonzero) digits is 81, while the sum is 22.

The spelling of 99010001011 in words is "ninety-nine billion, ten million, one thousand, eleven".