2241201091 has 4 divisors (see below), whose sum is σ = 2241553384. Its totient is φ = 2240848800.

The previous prime is 2241201077. The next prime is 2241201143. The reversal of 2241201091 is 1901021422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1901021422 = 2 ⋅950510711.

It is a cyclic number.

It is not a de Polignac number, because 2241201091 - 2²⁵ = 2207646659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2241201071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166425 + ... + 179386.

It is an arithmetic number, because the mean of its divisors is an integer number (560388346).

Almost surely, 2^2241201091 is an apocalyptic number.

2241201091 is a deficient number, since it is larger than the sum of its proper divisors (352293).

2241201091 is an equidigital number, since it uses as much as digits as its factorization.

2241201091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352292.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2241201091 is about 47341.3254039217. The cubic root of 2241201091 is about 1308.6603423074.

The spelling of 2241201091 in words is "two billion, two hundred forty-one million, two hundred one thousand, ninety-one".