112221020211222 has 64 divisors (see below), whose sum is σ = 242289367104960. Its totient is φ = 34446328358400.

The previous prime is 112221020211169. The next prime is 112221020211227. The reversal of 112221020211222 is 222112020122211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221020211227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1597894804 + ... + 1597965032.

It is an arithmetic number, because the mean of its divisors is an integer number (3785771361015).

Almost surely, 2^{112221020211222} is an apocalyptic number.

112221020211222 is an abundant number, since it is smaller than the sum of its proper divisors (130068346893738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112221020211222 is a wasteful number, since it uses less digits than its factorization.

112221020211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119329.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 112221020211222 its reverse (222112020122211), we get a palindrome (334333040333433).

The spelling of 112221020211222 in words is "one hundred twelve trillion, two hundred twenty-one billion, twenty million, two hundred eleven thousand, two hundred twenty-two".