12201022002112 has 28 divisors (see below), whose sum is σ = 24668221967496. Its totient is φ = 5985407018240.

The previous prime is 12201022002083. The next prime is 12201022002119. The reversal of 12201022002112 is 21120022010221.

It is a happy number.

It is a super-2 number, since 2×12201022002112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201022002119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1798496314 + ... + 1798503097.

Almost surely, 2^{12201022002112} is an apocalyptic number.

It is an amenable number.

12201022002112 is an abundant number, since it is smaller than the sum of its proper divisors (12467199965384).

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

12201022002112 is an equidigital number, since it uses as much as digits as its factorization.

12201022002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596999476 (or 3596999466 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12201022002112 its reverse (21120022010221), we get a palindrome (33321044012333).

The spelling of 12201022002112 in words is "twelve trillion, two hundred one billion, twenty-two million, two thousand, one hundred twelve".