12113040021001 has 4 divisors (see below), whose sum is σ = 12266369641600. Its totient is φ = 11959710400404.

The previous prime is 12113040020957. The next prime is 12113040021037. The reversal of 12113040021001 is 10012004031121.

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 12113040021001 - 2¹³ = 12113040012809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12113040021101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76664810181 + ... + 76664810338.

It is an arithmetic number, because the mean of its divisors is an integer number (3066592410400).

Almost surely, 2^{12113040021001} is an apocalyptic number.

It is an amenable number.

12113040021001 is a deficient number, since it is larger than the sum of its proper divisors (153329620599).

12113040021001 is an equidigital number, since it uses as much as digits as its factorization.

12113040021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153329620598.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12113040021001 its reverse (10012004031121), we get a palindrome (22125044052122).

The spelling of 12113040021001 in words is "twelve trillion, one hundred thirteen billion, forty million, twenty-one thousand, one".