12020221333112 has 64 divisors (see below), whose sum is σ = 23024289657600. Its totient is φ = 5881372311040.

The previous prime is 12020221333093. The next prime is 12020221333163. The reversal of 12020221333112 is 21133312202021.

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, 168913523 + ... + 168984669.

It is an arithmetic number, because the mean of its divisors is an integer number (359754525900).

Almost surely, 2^{12020221333112} is an apocalyptic number.

It is an amenable number.

12020221333112 is a deficient number, since it is larger than the sum of its proper divisors (11004068324488).

12020221333112 is a wasteful number, since it uses less digits than its factorization.

12020221333112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72836 (or 72832 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12020221333112 its reverse (21133312202021), we get a palindrome (33153533535133).

The spelling of 12020221333112 in words is "twelve trillion, twenty billion, two hundred twenty-one million, three hundred thirty-three thousand, one hundred twelve".