12132331231101 has 4 divisors (see below), whose sum is σ = 16176441641472. Its totient is φ = 8088220820732.

The previous prime is 12132331231093. The next prime is 12132331231123. The reversal of 12132331231101 is 10113213323121.

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 12132331231101 - 2³ = 12132331231093 is a prime.

It is a super-2 number, since 2×12132331231101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12132331231151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2022055205181 + ... + 2022055205186.

It is an arithmetic number, because the mean of its divisors is an integer number (4044110410368).

Almost surely, 2^{12132331231101} is an apocalyptic number.

It is an amenable number.

12132331231101 is a deficient number, since it is larger than the sum of its proper divisors (4044110410371).

12132331231101 is an equidigital number, since it uses as much as digits as its factorization.

12132331231101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044110410370.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12132331231101 its reverse (10113213323121), we get a palindrome (22245544554222).

The spelling of 12132331231101 in words is "twelve trillion, one hundred thirty-two billion, three hundred thirty-one million, two hundred thirty-one thousand, one hundred one".