12231012130133 has 4 divisors (see below), whose sum is σ = 12561580025580. Its totient is φ = 11900444234688.

The previous prime is 12231012130109. The next prime is 12231012130153. The reversal of 12231012130133 is 33103121013221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11137718131684 + 1093293998449 = 3337322^2 + 1045607^2 .

It is a cyclic number.

It is not a de Polignac number, because 12231012130133 - 2¹⁸ = 12231011867989 is a prime.

It is a super-2 number, since 2×12231012130133² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12231012130099 and 12231012130108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231012130153) 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, 165283947668 + ... + 165283947741.

It is an arithmetic number, because the mean of its divisors is an integer number (3140395006395).

Almost surely, 2^{12231012130133} is an apocalyptic number.

It is an amenable number.

12231012130133 is a deficient number, since it is larger than the sum of its proper divisors (330567895447).

12231012130133 is an equidigital number, since it uses as much as digits as its factorization.

12231012130133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330567895446.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12231012130133 its reverse (33103121013221), we get a palindrome (45334133143354).

The spelling of 12231012130133 in words is "twelve trillion, two hundred thirty-one billion, twelve million, one hundred thirty thousand, one hundred thirty-three".