112222020211212 has 24 divisors (see below), whose sum is σ = 268928444831536. Its totient is φ = 36396330879168.

The previous prime is 112222020211211. The next prime is 112222020211307. The reversal of 112222020211212 is 212112020222211.

It is not an unprimeable number, because it can be changed into a prime (112222020211211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126376148443 + ... + 126376149330.

Almost surely, 2^{112222020211212} is an apocalyptic number.

112222020211212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112222020211212 is an abundant number, since it is smaller than the sum of its proper divisors (156706424620324).

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

112222020211212 is a wasteful number, since it uses less digits than its factorization.

112222020211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252752297817 (or 252752297815 counting only the distinct ones).

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

Adding to 112222020211212 its reverse (212112020222211), we get a palindrome (324334040433423).

The spelling of 112222020211212 in words is "one hundred twelve trillion, two hundred twenty-two billion, twenty million, two hundred eleven thousand, two hundred twelve".