4223111312442 has 64 divisors (see below), whose sum is σ = 9510086361600. Its totient is φ = 1239263551680.

The previous prime is 4223111312437. The next prime is 4223111312443. The reversal of 4223111312442 is 2442131113224.

It is a happy number.

4223111312442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4223111312443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7832517 + ... + 8354312.

It is an arithmetic number, because the mean of its divisors is an integer number (148595099400).

Almost surely, 2^{4223111312442} is an apocalyptic number.

4223111312442 is an abundant number, since it is smaller than the sum of its proper divisors (5286975049158).

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

4223111312442 is a wasteful number, since it uses less digits than its factorization.

4223111312442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16186971.

The product of its digits is 9216, while the sum is 30.

Adding to 4223111312442 its reverse (2442131113224), we get a palindrome (6665242425666).

The spelling of 4223111312442 in words is "four trillion, two hundred twenty-three billion, one hundred eleven million, three hundred twelve thousand, four hundred forty-two".