12266661421411 has 4 divisors (see below), whose sum is σ = 12266756734392. Its totient is φ = 12266566108432.

The previous prime is 12266661421369. The next prime is 12266661421439. The reversal of 12266661421411 is 11412416666221.

It is a happy number.

12266661421411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12266661421411 - 2¹³ = 12266661413219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12266661421111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47463181 + ... + 47720926.

It is an arithmetic number, because the mean of its divisors is an integer number (3066689183598).

Almost surely, 2^{12266661421411} is an apocalyptic number.

12266661421411 is a deficient number, since it is larger than the sum of its proper divisors (95312981).

12266661421411 is an equidigital number, since it uses as much as digits as its factorization.

12266661421411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95312980.

The product of its digits is 165888, while the sum is 43.

The spelling of 12266661421411 in words is "twelve trillion, two hundred sixty-six billion, six hundred sixty-one million, four hundred twenty-one thousand, four hundred eleven".