1222020220022 has 32 divisors (see below), whose sum is σ = 2215918950912. Its totient is φ = 494090017344.

The previous prime is 1222020220009. The next prime is 1222020220067. The reversal of 1222020220022 is 2200220202221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25970288 + ... + 26017299.

It is an arithmetic number, because the mean of its divisors is an integer number (69247467216).

Almost surely, 2^{1222020220022} is an apocalyptic number.

1222020220022 is a deficient number, since it is larger than the sum of its proper divisors (993898730890).

1222020220022 is a wasteful number, since it uses less digits than its factorization.

1222020220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51987692.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 1222020220022 its reverse (2200220202221), we get a palindrome (3422240422243).

The spelling of 1222020220022 in words is "one trillion, two hundred twenty-two billion, twenty million, two hundred twenty thousand, twenty-two".