2090912101 has 4 divisors (see below), whose sum is σ = 2091585600. Its totient is φ = 2090238604.

The previous prime is 2090912071. The next prime is 2090912123. The reversal of 2090912101 is 1012190902.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2090912101 - 2²³ = 2082523493 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 (2090912141) 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, 332071 + ... + 338308.

It is an arithmetic number, because the mean of its divisors is an integer number (522896400).

Almost surely, 2^2090912101 is an apocalyptic number.

It is an amenable number.

2090912101 is a deficient number, since it is larger than the sum of its proper divisors (673499).

2090912101 is an equidigital number, since it uses as much as digits as its factorization.

2090912101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673498.

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

The square root of 2090912101 is about 45726.4923321262. The cubic root of 2090912101 is about 1278.7292281057.

The spelling of 2090912101 in words is "two billion, ninety million, nine hundred twelve thousand, one hundred one".