12442102323 has 16 divisors (see below), whose sum is σ = 19016683776. Its totient is φ = 7088289120.

The previous prime is 12442102313. The next prime is 12442102423. The reversal of 12442102323 is 32320124421.

It is a happy number.

It is not a de Polignac number, because 12442102323 - 2¹³ = 12442094131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12442102293 and 12442102302.

It is not an unprimeable number, because it can be changed into a prime (12442102313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 888036 + ... + 901937.

It is an arithmetic number, because the mean of its divisors is an integer number (1188542736).

Almost surely, 2^12442102323 is an apocalyptic number.

12442102323 is a deficient number, since it is larger than the sum of its proper divisors (6574581453).

12442102323 is a wasteful number, since it uses less digits than its factorization.

12442102323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790314.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12442102323 its reverse (32320124421), we get a palindrome (44762226744).

The spelling of 12442102323 in words is "twelve billion, four hundred forty-two million, one hundred two thousand, three hundred twenty-three".