12022021101112 has 32 divisors (see below), whose sum is σ = 24590818681200. Its totient is φ = 5464483718400.

The previous prime is 12022021101109. The next prime is 12022021101119. The reversal of 12022021101112 is 21110112022021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022021101119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6207964 + ... + 7910932.

Almost surely, 2^{12022021101112} is an apocalyptic number.

It is an amenable number.

12022021101112 is an abundant number, since it is smaller than the sum of its proper divisors (12568797580088).

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

12022021101112 is a wasteful number, since it uses less digits than its factorization.

12022021101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783207 (or 1783203 counting only the distinct ones).

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

Adding to 12022021101112 its reverse (21110112022021), we get a palindrome (33132133123133).

The spelling of 12022021101112 in words is "twelve trillion, twenty-two billion, twenty-one million, one hundred one thousand, one hundred twelve".