2020111099 has 4 divisors (see below), whose sum is σ = 2048563440. Its totient is φ = 1991658760.

The previous prime is 2020111081. The next prime is 2020111111. The reversal of 2020111099 is 9901110202.

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 2020111099 - 2¹³ = 2020102907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020111799) 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, 14226064 + ... + 14226205.

It is an arithmetic number, because the mean of its divisors is an integer number (512140860).

Almost surely, 2^2020111099 is an apocalyptic number.

2020111099 is a deficient number, since it is larger than the sum of its proper divisors (28452341).

2020111099 is an equidigital number, since it uses as much as digits as its factorization.

2020111099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28452340.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 2020111099 is about 44945.6460516478. The cubic root of 2020111099 is about 1264.1300395223.

The spelling of 2020111099 in words is "two billion, twenty million, one hundred eleven thousand, ninety-nine".