2101201199 has 4 divisors (see below), whose sum is σ = 2101293936. Its totient is φ = 2101108464.

The previous prime is 2101201183. The next prime is 2101201237. The reversal of 2101201199 is 9911021012.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2101201199 - 2⁴ = 2101201183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101201159) 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, 12707 + ... + 66059.

It is an arithmetic number, because the mean of its divisors is an integer number (525323484).

Almost surely, 2^2101201199 is an apocalyptic number.

2101201199 is a deficient number, since it is larger than the sum of its proper divisors (92737).

2101201199 is an equidigital number, since it uses as much as digits as its factorization.

2101201199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92736.

The product of its (nonzero) digits is 324, while the sum is 26.

The square root of 2101201199 is about 45838.8612314922. The cubic root of 2101201199 is about 1280.8232820060.

The spelling of 2101201199 in words is "two billion, one hundred one million, two hundred one thousand, one hundred ninety-nine".