10442043243122 has 4 divisors (see below), whose sum is σ = 15663064864686. Its totient is φ = 5221021621560.

The previous prime is 10442043243097. The next prime is 10442043243131. The reversal of 10442043243122 is 22134234024401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5601642834841 + 4840400408281 = 2366779^2 + 2200091^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610510810779 + ... + 2610510810782.

Almost surely, 2^{10442043243122} is an apocalyptic number.

10442043243122 is a deficient number, since it is larger than the sum of its proper divisors (5221021621564).

10442043243122 is an equidigital number, since it uses as much as digits as its factorization.

10442043243122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5221021621563.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 10442043243122 its reverse (22134234024401), we get a palindrome (32576277267523).

The spelling of 10442043243122 in words is "ten trillion, four hundred forty-two billion, forty-three million, two hundred forty-three thousand, one hundred twenty-two".