20020112099 has 8 divisors (see below), whose sum is σ = 21913566192. Its totient is φ = 18177150240.

The previous prime is 20020112087. The next prime is 20020112113. The reversal of 20020112099 is 99021102002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20020112099 - 2²⁰ = 20019063523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20020112599) 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, 12622229 + ... + 12623814.

It is an arithmetic number, because the mean of its divisors is an integer number (2739195774).

Almost surely, 2^20020112099 is an apocalyptic number.

20020112099 is a deficient number, since it is larger than the sum of its proper divisors (1893454093).

20020112099 is a wasteful number, since it uses less digits than its factorization.

20020112099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25246117.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 20020112099 in words is "twenty billion, twenty million, one hundred twelve thousand, ninety-nine".