112022021111212 has 48 divisors (see below), whose sum is σ = 200698163527680. Its totient is φ = 54699199454592.

The previous prime is 112022021111201. The next prime is 112022021111213. The reversal of 112022021111212 is 212111120220211.

It is a happy number.

It is a super-2 number, since 2×112022021111212² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112022021111212.

It is not an unprimeable number, because it can be changed into a prime (112022021111213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4526883 + ... + 15637669.

It is an arithmetic number, because the mean of its divisors is an integer number (4181211740160).

Almost surely, 2^{112022021111212} is an apocalyptic number.

It is an amenable number.

112022021111212 is a deficient number, since it is larger than the sum of its proper divisors (88676142416468).

112022021111212 is a wasteful number, since it uses less digits than its factorization.

112022021111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111230 (or 11111228 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112022021111212 its reverse (212111120220211), we get a palindrome (324133141331423).

The spelling of 112022021111212 in words is "one hundred twelve trillion, twenty-two billion, twenty-one million, one hundred eleven thousand, two hundred twelve".