222222242222222 has 96 divisors (see below), whose sum is σ = 377825886117792. Its totient is φ = 97919902080000.

The previous prime is 222222242222207. The next prime is 222222242222231.

222222242222222 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 243989897 + ... + 244898987.

It is an arithmetic number, because the mean of its divisors is an integer number (3935686313727).

Almost surely, 2^{222222242222222} is an apocalyptic number.

222222242222222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222222242222222 is a deficient number, since it is larger than the sum of its proper divisors (155603643895570).

222222242222222 is a wasteful number, since it uses less digits than its factorization.

222222242222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909426 (or 909415 counting only the distinct ones).

The product of its digits is 65536, while the sum is 32.

It can be divided in two parts, 2222222 and 42222222, that added together give a palindrome (44444444).

The spelling of 222222242222222 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two hundred forty-two million, two hundred twenty-two thousand, two hundred twenty-two".