12230220301311 has 4 divisors (see below), whose sum is σ = 16306960401752. Its totient is φ = 8153480200872.

The previous prime is 12230220301301. The next prime is 12230220301333. The reversal of 12230220301311 is 11310302203221.

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

It is not a de Polignac number, because 12230220301311 - 2²⁹ = 12229683430399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12230220301301) 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, 2038370050216 + ... + 2038370050221.

It is an arithmetic number, because the mean of its divisors is an integer number (4076740100438).

Almost surely, 2^{12230220301311} is an apocalyptic number.

12230220301311 is a deficient number, since it is larger than the sum of its proper divisors (4076740100441).

12230220301311 is an equidigital number, since it uses as much as digits as its factorization.

12230220301311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076740100440.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12230220301311 its reverse (11310302203221), we get a palindrome (23540522504532).

The spelling of 12230220301311 in words is "twelve trillion, two hundred thirty billion, two hundred twenty million, three hundred one thousand, three hundred eleven".