222211111022 has 4 divisors (see below), whose sum is σ = 333316666536. Its totient is φ = 111105555510.

The previous prime is 222211111009. The next prime is 222211111037. The reversal of 222211111022 is 220111112222.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55552777754 + ... + 55552777757.

It is an arithmetic number, because the mean of its divisors is an integer number (83329166634).

Almost surely, 2^222211111022 is an apocalyptic number.

222211111022 is a deficient number, since it is larger than the sum of its proper divisors (111105555514).

222211111022 is a wasteful number, since it uses less digits than its factorization.

222211111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111105555513.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222211111022 its reverse (220111112222), we get a palindrome (442322223244).

The spelling of 222211111022 in words is "two hundred twenty-two billion, two hundred eleven million, one hundred eleven thousand, twenty-two".