222200111122222 has 32 divisors (see below), whose sum is σ = 346557918873600. Its totient is φ = 106721414324448.

The previous prime is 222200111122169. The next prime is 222200111122243. The reversal of 222200111122222 is 222221111002222.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 222200111122193 and 222200111122202.

It is a congruent number.

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, 3537958 + ... + 21375625.

It is an arithmetic number, because the mean of its divisors is an integer number (10829934964800).

Almost surely, 2^{222200111122222} is an apocalyptic number.

222200111122222 is a deficient number, since it is larger than the sum of its proper divisors (124357807751378).

222200111122222 is a wasteful number, since it uses less digits than its factorization.

222200111122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24914400.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 222200111122222 its reverse (222221111002222), we get a palindrome (444421222124444).

The spelling of 222200111122222 in words is "two hundred twenty-two trillion, two hundred billion, one hundred eleven million, one hundred twenty-two thousand, two hundred twenty-two".