11042243033 has 4 divisors (see below), whose sum is σ = 11089634868. Its totient is φ = 10994851200.

The previous prime is 11042242993. The next prime is 11042243063. The reversal of 11042243033 is 33034224011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7518277264 + 3523965769 = 86708^2 + 59363^2 .

It is a cyclic number.

It is not a de Polignac number, because 11042243033 - 2¹² = 11042238937 is a prime.

It is a super-2 number, since 2×11042243033² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11042243063) 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, 23695568 + ... + 23696033.

It is an arithmetic number, because the mean of its divisors is an integer number (2772408717).

Almost surely, 2^11042243033 is an apocalyptic number.

It is an amenable number.

11042243033 is a deficient number, since it is larger than the sum of its proper divisors (47391835).

11042243033 is an equidigital number, since it uses as much as digits as its factorization.

11042243033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47391834.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 11042243033 its reverse (33034224011), we get a palindrome (44076467044).

The spelling of 11042243033 in words is "eleven billion, forty-two million, two hundred forty-three thousand, thirty-three".