12101101412 has 36 divisors (see below), whose sum is σ = 22157743356. Its totient is φ = 5782244160.

The previous prime is 12101101393. The next prime is 12101101423. The reversal of 12101101412 is 21410110121.

It can be written as a sum of positive squares in 2 ways, for example, as 6825403456 + 5275697956 = 82616^2 + 72634^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3377462 + ... + 3381042.

It is an arithmetic number, because the mean of its divisors is an integer number (615492871).

Almost surely, 2^12101101412 is an apocalyptic number.

It is an amenable number.

12101101412 is a deficient number, since it is larger than the sum of its proper divisors (10056641944).

12101101412 is a wasteful number, since it uses less digits than its factorization.

12101101412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5228 (or 5203 counting only the distinct ones).

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

Adding to 12101101412 its reverse (21410110121), we get a palindrome (33511211533).

The spelling of 12101101412 in words is "twelve billion, one hundred one million, one hundred one thousand, four hundred twelve".