12231726724133 has 4 divisors (see below), whose sum is σ = 13979116256160. Its totient is φ = 10484337192108.

The previous prime is 12231726724097. The next prime is 12231726724153. The reversal of 12231726724133 is 33142762713221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12231726724133 - 2¹⁴ = 12231726707749 is a prime.

It is a super-2 number, since 2×12231726724133² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231726724153) 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, 873694766003 + ... + 873694766016.

It is an arithmetic number, because the mean of its divisors is an integer number (3494779064040).

Almost surely, 2^{12231726724133} is an apocalyptic number.

It is an amenable number.

12231726724133 is a deficient number, since it is larger than the sum of its proper divisors (1747389532027).

12231726724133 is an equidigital number, since it uses as much as digits as its factorization.

12231726724133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747389532026.

The product of its digits is 508032, while the sum is 44.

The spelling of 12231726724133 in words is "twelve trillion, two hundred thirty-one billion, seven hundred twenty-six million, seven hundred twenty-four thousand, one hundred thirty-three".