112020221201212 has 48 divisors (see below), whose sum is σ = 201204620128512. Its totient is φ = 54541348565760.

The previous prime is 112020221201159. The next prime is 112020221201221. The reversal of 112020221201212 is 212102122020211.

It is a self number, because there is not a number n which added to its sum of digits gives 112020221201212.

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, 79089012 + ... + 80492932.

It is an arithmetic number, because the mean of its divisors is an integer number (4191762919344).

Almost surely, 2^{112020221201212} is an apocalyptic number.

It is an amenable number.

112020221201212 is a deficient number, since it is larger than the sum of its proper divisors (89184398927300).

112020221201212 is a wasteful number, since it uses less digits than its factorization.

112020221201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405378 (or 1405376 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112020221201212 its reverse (212102122020211), we get a palindrome (324122343221423).

The spelling of 112020221201212 in words is "one hundred twelve trillion, twenty billion, two hundred twenty-one million, two hundred one thousand, two hundred twelve".