12011000013021 has 8 divisors (see below), whose sum is σ = 16014685528800. Its totient is φ = 8007323919632.

The previous prime is 12011000012983. The next prime is 12011000013031. The reversal of 12011000013021 is 12031000011021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12011000013021 - 2³⁰ = 12009926271197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12011000012988 and 12011000013006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011000013031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1538326 + ... + 5136968.

It is an arithmetic number, because the mean of its divisors is an integer number (2001835691100).

Almost surely, 2^{12011000013021} is an apocalyptic number.

It is an amenable number.

12011000013021 is a deficient number, since it is larger than the sum of its proper divisors (4003685515779).

12011000013021 is a wasteful number, since it uses less digits than its factorization.

12011000013021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4711195.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 12011000013021 its reverse (12031000011021), we get a palindrome (24042000024042).

The spelling of 12011000013021 in words is "twelve trillion, eleven billion, thirteen thousand, twenty-one".