12101022212012 has 24 divisors (see below), whose sum is σ = 21417016582080. Its totient is φ = 5981889133440.

The previous prime is 12101022211969. The next prime is 12101022212033. The reversal of 12101022212012 is 21021222010121.

12101022212012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1533398 + ... + 5152994.

It is an arithmetic number, because the mean of its divisors is an integer number (892375690920).

Almost surely, 2^{12101022212012} is an apocalyptic number.

It is an amenable number.

12101022212012 is a deficient number, since it is larger than the sum of its proper divisors (9315994370068).

12101022212012 is a wasteful number, since it uses less digits than its factorization.

12101022212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3629081 (or 3629079 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12101022212012 its reverse (21021222010121), we get a palindrome (33122244222133).

The spelling of 12101022212012 in words is "twelve trillion, one hundred one billion, twenty-two million, two hundred twelve thousand, twelve".