12031412232340 has 12 divisors (see below), whose sum is σ = 25265965687956. Its totient is φ = 4812564892928.

The previous prime is 12031412232311. The next prime is 12031412232353. The reversal of 12031412232340 is 4323221413021.

It can be written as a sum of positive squares in 2 ways, for example, as 3275506346896 + 8755905885444 = 1809836^2 + 2959038^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12031412232299 and 12031412232308.

It is a congruent number.

It is an unprimeable number.

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, 300785305789 + ... + 300785305828.

It is an arithmetic number, because the mean of its divisors is an integer number (2105497140663).

Almost surely, 2^{12031412232340} is an apocalyptic number.

12031412232340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12031412232340 is an abundant number, since it is smaller than the sum of its proper divisors (13234553455616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12031412232340 is a wasteful number, since it uses less digits than its factorization.

12031412232340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601570611626 (or 601570611624 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 12031412232340 its reverse (4323221413021), we get a palindrome (16354633645361).

The spelling of 12031412232340 in words is "twelve trillion, thirty-one billion, four hundred twelve million, two hundred thirty-two thousand, three hundred forty".