12854369421331 has 4 divisors (see below), whose sum is σ = 13030456673752. Its totient is φ = 12678282168912.

The previous prime is 12854369421329. The next prime is 12854369421347. The reversal of 12854369421331 is 13312496345821.

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 12854369421331 - 2¹ = 12854369421329 is a prime.

It is a super-2 number, since 2×12854369421331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12854369421301) 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, 88043626101 + ... + 88043626246.

It is an arithmetic number, because the mean of its divisors is an integer number (3257614168438).

Almost surely, 2^{12854369421331} is an apocalyptic number.

12854369421331 is a deficient number, since it is larger than the sum of its proper divisors (176087252421).

12854369421331 is an equidigital number, since it uses as much as digits as its factorization.

12854369421331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176087252420.

The product of its digits is 3732480, while the sum is 52.

The spelling of 12854369421331 in words is "twelve trillion, eight hundred fifty-four billion, three hundred sixty-nine million, four hundred twenty-one thousand, three hundred thirty-one".