1222214122222 has 32 divisors (see below), whose sum is σ = 1989014408640. Its totient is φ = 560988702720.

The previous prime is 1222214122219. The next prime is 1222214122237. The reversal of 1222214122222 is 2222214122221.

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, 5476354 + ... + 5695162.

It is an arithmetic number, because the mean of its divisors is an integer number (62156700270).

Almost surely, 2^{1222214122222} is an apocalyptic number.

1222214122222 is a deficient number, since it is larger than the sum of its proper divisors (766800286418).

1222214122222 is a wasteful number, since it uses less digits than its factorization.

1222214122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222876.

The product of its digits is 2048, while the sum is 25.

Adding to 1222214122222 its reverse (2222214122221), we get a palindrome (3444428244443).

Subtracting 1222214122222 from its reverse (2222214122221), we obtain a palindrome (999999999999).

The spelling of 1222214122222 in words is "one trillion, two hundred twenty-two billion, two hundred fourteen million, one hundred twenty-two thousand, two hundred twenty-two".