4223124343442 has 8 divisors (see below), whose sum is σ = 6707315133756. Its totient is φ = 1987352632192.

The previous prime is 4223124343441. The next prime is 4223124343481. The reversal of 4223124343442 is 2443434213224.

It can be written as a sum of positive squares in 2 ways, for example, as 3732859707721 + 490264635721 = 1932061^2 + 700189^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4223124343396 and 4223124343405.

It is not an unprimeable number, because it can be changed into a prime (4223124343441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62104769723 + ... + 62104769790.

Almost surely, 2^{4223124343442} is an apocalyptic number.

4223124343442 is a deficient number, since it is larger than the sum of its proper divisors (2484190790314).

4223124343442 is a wasteful number, since it uses less digits than its factorization.

4223124343442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124209539532.

The product of its digits is 442368, while the sum is 38.

Adding to 4223124343442 its reverse (2443434213224), we get a palindrome (6666558556666).

The spelling of 4223124343442 in words is "four trillion, two hundred twenty-three billion, one hundred twenty-four million, three hundred forty-three thousand, four hundred forty-two".