12312303243032 has 32 divisors (see below), whose sum is σ = 24986313156000. Its totient is φ = 5654045700864.

The previous prime is 12312303243029. The next prime is 12312303243041. The reversal of 12312303243032 is 23034230321321.

It is a happy number.

12312303243032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12312303243032² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12312303242986 and 12312303243004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297435413 + ... + 297476804.

It is an arithmetic number, because the mean of its divisors is an integer number (780822286125).

Almost surely, 2^{12312303243032} is an apocalyptic number.

It is an amenable number.

12312303243032 is an abundant number, since it is smaller than the sum of its proper divisors (12674009912968).

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

12312303243032 is a wasteful number, since it uses less digits than its factorization.

12312303243032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594912435 (or 594912431 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 12312303243032 its reverse (23034230321321), we get a palindrome (35346533564353).

The spelling of 12312303243032 in words is "twelve trillion, three hundred twelve billion, three hundred three million, two hundred forty-three thousand, thirty-two".