12021264305163 has 48 divisors (see below), whose sum is σ = 17761049504640. Its totient is φ = 7833017088000.

The previous prime is 12021264305131. The next prime is 12021264305231. The reversal of 12021264305163 is 36150346212021.

12021264305163 is a `hidden beast` number, since 1 + 2 + 0 + 2 + 1 + 2 + 643 + 0 + 5 + 1 + 6 + 3 = 666.

12021264305163 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 12021264305163 - 2⁵ = 12021264305131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12021264305563) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 559612383 + ... + 559633863.

It is an arithmetic number, because the mean of its divisors is an integer number (370021864680).

Almost surely, 2^{12021264305163} is an apocalyptic number.

12021264305163 is a deficient number, since it is larger than the sum of its proper divisors (5739785199477).

12021264305163 is a wasteful number, since it uses less digits than its factorization.

12021264305163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29460 (or 29457 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 12021264305163 in words is "twelve trillion, twenty-one billion, two hundred sixty-four million, three hundred five thousand, one hundred sixty-three".