99061216099 has 4 divisors (see below), whose sum is σ = 99119523400. Its totient is φ = 99002908800.

The previous prime is 99061216091. The next prime is 99061216127.

99061216099 is nontrivially palindromic in base 10.

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 99061216099 - 2³ = 99061216091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99061216091) 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, 29151102 + ... + 29154499.

It is an arithmetic number, because the mean of its divisors is an integer number (24779880850).

Almost surely, 2^99061216099 is an apocalyptic number.

99061216099 is a deficient number, since it is larger than the sum of its proper divisors (58307301).

99061216099 is a wasteful number, since it uses less digits than its factorization.

99061216099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58307300.

The product of its (nonzero) digits is 472392, while the sum is 52.

The spelling of 99061216099 in words is "ninety-nine billion, sixty-one million, two hundred sixteen thousand, ninety-nine".