12001012111102 has 8 divisors (see below), whose sum is σ = 20573163619056. Its totient is φ = 5143290904752.

The previous prime is 12001012111073. The next prime is 12001012111111. The reversal of 12001012111102 is 20111121010021.

It is a happy number.

12001012111102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428607575383 + ... + 428607575410.

It is an arithmetic number, because the mean of its divisors is an integer number (2571645452382).

Almost surely, 2^{12001012111102} is an apocalyptic number.

12001012111102 is a deficient number, since it is larger than the sum of its proper divisors (8572151507954).

12001012111102 is an equidigital number, since it uses as much as digits as its factorization.

12001012111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857215150802.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12001012111102 its reverse (20111121010021), we get a palindrome (32112133121123).

The spelling of 12001012111102 in words is "twelve trillion, one billion, twelve million, one hundred eleven thousand, one hundred two".