12011320022012 has 6 divisors (see below), whose sum is σ = 21019810038528. Its totient is φ = 6005660011004.

The previous prime is 12011320022011. The next prime is 12011320022069. The reversal of 12011320022012 is 21022002311021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011320022011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1501415002748 + ... + 1501415002755.

It is an arithmetic number, because the mean of its divisors is an integer number (3503301673088).

Almost surely, 2^{12011320022012} is an apocalyptic number.

It is an amenable number.

12011320022012 is a deficient number, since it is larger than the sum of its proper divisors (9008490016516).

12011320022012 is a wasteful number, since it uses less digits than its factorization.

12011320022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002830005507 (or 3002830005505 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12011320022012 its reverse (21022002311021), we get a palindrome (33033322333033).

The spelling of 12011320022012 in words is "twelve trillion, eleven billion, three hundred twenty million, twenty-two thousand, twelve".