2270661121 has 4 divisors (see below), whose sum is σ = 2287994544. Its totient is φ = 2253327700.

The previous prime is 2270661119. The next prime is 2270661143. The reversal of 2270661121 is 1211660722.

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 2270661121 - 2¹ = 2270661119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2270661121.

It is not an unprimeable number, because it can be changed into a prime (2270661161) 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, 8666515 + ... + 8666776.

It is an arithmetic number, because the mean of its divisors is an integer number (571998636).

Almost surely, 2^2270661121 is an apocalyptic number.

It is an amenable number.

2270661121 is a deficient number, since it is larger than the sum of its proper divisors (17333423).

2270661121 is a wasteful number, since it uses less digits than its factorization.

2270661121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17333422.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 2270661121 is about 47651.4545528256. The cubic root of 2270661121 is about 1314.3694048915.

The spelling of 2270661121 in words is "two billion, two hundred seventy million, six hundred sixty-one thousand, one hundred twenty-one".