12021102010112 has 72 divisors (see below), whose sum is σ = 25857370211904. Its totient is φ = 5544693633024.

The previous prime is 12021102010061. The next prime is 12021102010147. The reversal of 12021102010112 is 21101020112021.

12021102010112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 4127318 + ... + 6409130.

It is an arithmetic number, because the mean of its divisors is an integer number (359130141832).

Almost surely, 2^{12021102010112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12021102010112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12928685105952).

12021102010112 is an abundant number, since it is smaller than the sum of its proper divisors (13836268201792).

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

12021102010112 is a wasteful number, since it uses less digits than its factorization.

12021102010112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283425 (or 2283411 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12021102010112 its reverse (21101020112021), we get a palindrome (33122122122133).

The spelling of 12021102010112 in words is "twelve trillion, twenty-one billion, one hundred two million, ten thousand, one hundred twelve".