99333121011 has 4 divisors (see below), whose sum is σ = 132444161352. Its totient is φ = 66222080672.

The previous prime is 99333121003. The next prime is 99333121021. The reversal of 99333121011 is 11012133399.

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 99333121011 - 2³ = 99333121003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99333121021) 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, 16555520166 + ... + 16555520171.

It is an arithmetic number, because the mean of its divisors is an integer number (33111040338).

Almost surely, 2^99333121011 is an apocalyptic number.

99333121011 is a deficient number, since it is larger than the sum of its proper divisors (33111040341).

99333121011 is a wasteful number, since it uses less digits than its factorization.

99333121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33111040340.

The product of its (nonzero) digits is 4374, while the sum is 33.

The spelling of 99333121011 in words is "ninety-nine billion, three hundred thirty-three million, one hundred twenty-one thousand, eleven".