12002021112112 has 40 divisors (see below), whose sum is σ = 23882777654400. Its totient is φ = 5838728781312.

The previous prime is 12002021112071. The next prime is 12002021112157. The reversal of 12002021112112 is 21121112020021.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51226689 + ... + 51460447.

It is an arithmetic number, because the mean of its divisors is an integer number (597069441360).

Almost surely, 2^{12002021112112} is an apocalyptic number.

It is an amenable number.

12002021112112 is a deficient number, since it is larger than the sum of its proper divisors (11880756542288).

12002021112112 is a wasteful number, since it uses less digits than its factorization.

12002021112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320533 (or 320527 counting only the distinct ones).

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

Adding to 12002021112112 its reverse (21121112020021), we get a palindrome (33123133132133).

The spelling of 12002021112112 in words is "twelve trillion, two billion, twenty-one million, one hundred twelve thousand, one hundred twelve".