12101101211012 has 12 divisors (see below), whose sum is σ = 23102102312016. Its totient is φ = 5500500550440.

The previous prime is 12101101211009. The next prime is 12101101211053. The reversal of 12101101211012 is 21011210110121.

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, 137512513718 + ... + 137512513805.

It is an arithmetic number, because the mean of its divisors is an integer number (1925175192668).

Almost surely, 2^{12101101211012} is an apocalyptic number.

It is an amenable number.

12101101211012 is a deficient number, since it is larger than the sum of its proper divisors (11001001101004).

12101101211012 is a wasteful number, since it uses less digits than its factorization.

12101101211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275025027538 (or 275025027536 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12101101211012 its reverse (21011210110121), we get a palindrome (33112311321133).

The spelling of 12101101211012 in words is "twelve trillion, one hundred one billion, one hundred one million, two hundred eleven thousand, twelve".