2522221153 has 4 divisors (see below), whose sum is σ = 2524152240. Its totient is φ = 2520290068.

The previous prime is 2522221129. The next prime is 2522221189. The reversal of 2522221153 is 3511222252.

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 a de Polignac number, because none of the positive numbers 2^k-2522221153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2522221453) 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, 963583 + ... + 966196.

It is an arithmetic number, because the mean of its divisors is an integer number (631038060).

Almost surely, 2^2522221153 is an apocalyptic number.

It is an amenable number.

2522221153 is a deficient number, since it is larger than the sum of its proper divisors (1931087).

2522221153 is a wasteful number, since it uses less digits than its factorization.

2522221153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1931086.

The product of its digits is 2400, while the sum is 25.

The square root of 2522221153 is about 50221.7199327144. The cubic root of 2522221153 is about 1361.2181187346.

The spelling of 2522221153 in words is "two billion, five hundred twenty-two million, two hundred twenty-one thousand, one hundred fifty-three".