2090299121 has 4 divisors (see below), whose sum is σ = 2090958192. Its totient is φ = 2089640052.

The previous prime is 2090299069. The next prime is 2090299163. The reversal of 2090299121 is 1219920902.

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 2090299121 - 2¹⁴ = 2090282737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2090299181) 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, 324755 + ... + 331128.

It is an arithmetic number, because the mean of its divisors is an integer number (522739548).

Almost surely, 2^2090299121 is an apocalyptic number.

It is an amenable number.

2090299121 is a deficient number, since it is larger than the sum of its proper divisors (659071).

2090299121 is an equidigital number, since it uses as much as digits as its factorization.

2090299121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659070.

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 2090299121 is about 45719.7891618061. The cubic root of 2090299121 is about 1278.6042567990.

The spelling of 2090299121 in words is "two billion, ninety million, two hundred ninety-nine thousand, one hundred twenty-one".