1222111111022 has 16 divisors (see below), whose sum is σ = 1835085452112. Its totient is φ = 610416172800.

The previous prime is 1222111111007. The next prime is 1222111111061. The reversal of 1222111111022 is 2201111112221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12183272 + ... + 12283172.

It is an arithmetic number, because the mean of its divisors is an integer number (114692840757).

Almost surely, 2^{1222111111022} is an apocalyptic number.

1222111111022 is a deficient number, since it is larger than the sum of its proper divisors (612974341090).

1222111111022 is a wasteful number, since it uses less digits than its factorization.

1222111111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106243.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1222111111022 its reverse (2201111112221), we get a palindrome (3423222223243).

The spelling of 1222111111022 in words is "one trillion, two hundred twenty-two billion, one hundred eleven million, one hundred eleven thousand, twenty-two".