20033120099 has 4 divisors (see below), whose sum is σ = 20034416064. Its totient is φ = 20031824136.

The previous prime is 20033120069. The next prime is 20033120113. The reversal of 20033120099 is 99002133002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99002133002 = 2 ⋅49501066501.

It is a cyclic number.

It is not a de Polignac number, because 20033120099 - 2³² = 15738152803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20033120069) 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, 624512 + ... + 655805.

It is an arithmetic number, because the mean of its divisors is an integer number (5008604016).

Almost surely, 2^20033120099 is an apocalyptic number.

20033120099 is a deficient number, since it is larger than the sum of its proper divisors (1295965).

20033120099 is a wasteful number, since it uses less digits than its factorization.

20033120099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295964.

The product of its (nonzero) digits is 2916, while the sum is 29.

The spelling of 20033120099 in words is "twenty billion, thirty-three million, one hundred twenty thousand, ninety-nine".