10442113243 has 4 divisors (see below), whose sum is σ = 10442792520. Its totient is φ = 10441433968.

The previous prime is 10442113217. The next prime is 10442113267. The reversal of 10442113243 is 34231124401.

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

It is a cyclic number.

It is not a de Polignac number, because 10442113243 - 2²¹ = 10440016091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10442113943) 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, 316033 + ... + 347506.

It is an arithmetic number, because the mean of its divisors is an integer number (2610698130).

Almost surely, 2^10442113243 is an apocalyptic number.

10442113243 is a deficient number, since it is larger than the sum of its proper divisors (679277).

10442113243 is an equidigital number, since it uses as much as digits as its factorization.

10442113243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679276.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 10442113243 its reverse (34231124401), we get a palindrome (44673237644).

The spelling of 10442113243 in words is "ten billion, four hundred forty-two million, one hundred thirteen thousand, two hundred forty-three".