12131223101132 has 6 divisors (see below), whose sum is σ = 21229640426988. Its totient is φ = 6065611550564.

The previous prime is 12131223101119. The next prime is 12131223101197. The reversal of 12131223101132 is 23110132213121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12131223101098 and 12131223101107.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1516402887638 + ... + 1516402887645.

It is an arithmetic number, because the mean of its divisors is an integer number (3538273404498).

Almost surely, 2^{12131223101132} is an apocalyptic number.

It is an amenable number.

12131223101132 is a deficient number, since it is larger than the sum of its proper divisors (9098417325856).

12131223101132 is a wasteful number, since it uses less digits than its factorization.

12131223101132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032805775287 (or 3032805775285 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 12131223101132 its reverse (23110132213121), we get a palindrome (35241355314253).

The spelling of 12131223101132 in words is "twelve trillion, one hundred thirty-one billion, two hundred twenty-three million, one hundred one thousand, one hundred thirty-two".