1112021120212 has 36 divisors (see below), whose sum is σ = 1993991398560. Its totient is φ = 542631612432.

The previous prime is 1112021120183. The next prime is 1112021120213. The reversal of 1112021120212 is 2120211202111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112021120213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8983839 + ... + 9106777.

It is an arithmetic number, because the mean of its divisors is an integer number (55388649960).

Almost surely, 2^{1112021120212} is an apocalyptic number.

It is an amenable number.

1112021120212 is a deficient number, since it is larger than the sum of its proper divisors (881970278348).

1112021120212 is a wasteful number, since it uses less digits than its factorization.

1112021120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124252 (or 124207 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1112021120212 its reverse (2120211202111), we get a palindrome (3232232322323).

The spelling of 1112021120212 in words is "one trillion, one hundred twelve billion, twenty-one million, one hundred twenty thousand, two hundred twelve".