2298121305 has 16 divisors (see below), whose sum is σ = 3678139584. Its totient is φ = 1225282880.

The previous prime is 2298121289. The next prime is 2298121339. The reversal of 2298121305 is 5031218922.

It is a happy number.

It is not a de Polignac number, because 2298121305 - 2⁴ = 2298121289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29782 + ... + 74048.

It is an arithmetic number, because the mean of its divisors is an integer number (229883724).

Almost surely, 2^2298121305 is an apocalyptic number.

It is an amenable number.

2298121305 is a deficient number, since it is larger than the sum of its proper divisors (1380018279).

2298121305 is a wasteful number, since it uses less digits than its factorization.

2298121305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47736.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 2298121305 is about 47938.7244824057. The cubic root of 2298121305 is about 1319.6466197063.

The spelling of 2298121305 in words is "two billion, two hundred ninety-eight million, one hundred twenty-one thousand, three hundred five".