12423001132215 has 32 divisors (see below), whose sum is σ = 22624002072000. Its totient is φ = 6464000586240.

The previous prime is 12423001132153. The next prime is 12423001132219. The reversal of 12423001132215 is 51223110032421.

It is a happy number.

12423001132215 is a `hidden beast` number, since 1 + 2 + 423 + 0 + 0 + 1 + 13 + 221 + 5 = 666.

It is not a de Polignac number, because 12423001132215 - 2¹⁵ = 12423001099447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423001132219) 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 31 ways as a sum of consecutive naturals, for example, 1122216790 + ... + 1122227859.

It is an arithmetic number, because the mean of its divisors is an integer number (707000064750).

Almost surely, 2^{12423001132215} is an apocalyptic number.

12423001132215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12423001132215 is a deficient number, since it is larger than the sum of its proper divisors (10201000939785).

12423001132215 is a wasteful number, since it uses less digits than its factorization.

12423001132215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244444704 (or 2244444698 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 12423001132215 its reverse (51223110032421), we get a palindrome (63646111164636).

The spelling of 12423001132215 in words is "twelve trillion, four hundred twenty-three billion, one million, one hundred thirty-two thousand, two hundred fifteen".