2255111222 has 48 divisors (see below), whose sum is σ = 4421928672. Its totient is φ = 853332480.

The previous prime is 2255111219. The next prime is 2255111231. The reversal of 2255111222 is 2221115522.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 9179 + ... + 67782.

It is an arithmetic number, because the mean of its divisors is an integer number (92123514).

Almost surely, 2^2255111222 is an apocalyptic number.

2255111222 is a deficient number, since it is larger than the sum of its proper divisors (2166817450).

2255111222 is a wasteful number, since it uses less digits than its factorization.

2255111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77013 (or 77006 counting only the distinct ones).

The product of its digits is 800, while the sum is 23.

The square root of 2255111222 is about 47488.0113502345. The cubic root of 2255111222 is about 1311.3621830875.

Adding to 2255111222 its reverse (2221115522), we get a palindrome (4476226744).

The spelling of 2255111222 in words is "two billion, two hundred fifty-five million, one hundred eleven thousand, two hundred twenty-two".