12234122442 has 16 divisors (see below), whose sum is σ = 27186938880. Its totient is φ = 4078040796.

The previous prime is 12234122423. The next prime is 12234122443. The reversal of 12234122442 is 24422143221.

It is a happy number.

12234122442 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 412 + 244 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (12234122443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113278858 + ... + 113278965.

It is an arithmetic number, because the mean of its divisors is an integer number (1699183680).

Almost surely, 2^12234122442 is an apocalyptic number.

12234122442 is an abundant number, since it is smaller than the sum of its proper divisors (14952816438).

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

12234122442 is a wasteful number, since it uses less digits than its factorization.

12234122442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226557834 (or 226557828 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

Adding to 12234122442 its reverse (24422143221), we get a palindrome (36656265663).

The spelling of 12234122442 in words is "twelve billion, two hundred thirty-four million, one hundred twenty-two thousand, four hundred forty-two".