12021111312133 has 24 divisors (see below), whose sum is σ = 15757461062784. Its totient is φ = 8959834503840.

The previous prime is 12021111312097. The next prime is 12021111312191. The reversal of 12021111312133 is 33121311112021.

12021111312133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12021111312133 - 2⁹ = 12021111311621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021111312193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 308514766 + ... + 308553727.

It is an arithmetic number, because the mean of its divisors is an integer number (656560877616).

Almost surely, 2^{12021111312133} is an apocalyptic number.

It is an amenable number.

12021111312133 is a deficient number, since it is larger than the sum of its proper divisors (3736349750651).

12021111312133 is a wasteful number, since it uses less digits than its factorization.

12021111312133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617068545 (or 617068534 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 12021111312133 its reverse (33121311112021), we get a palindrome (45142422424154).

The spelling of 12021111312133 in words is "twelve trillion, twenty-one billion, one hundred eleven million, three hundred twelve thousand, one hundred thirty-three".