11302042043 has 4 divisors (see below), whose sum is σ = 11302319160. Its totient is φ = 11301764928.

The previous prime is 11302042033. The next prime is 11302042067. The reversal of 11302042043 is 34024020311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34024020311 = 197 ⋅172710763.

It is a cyclic number.

It is not a de Polignac number, because 11302042043 - 2¹⁰ = 11302041019 is a prime.

It is a super-2 number, since 2×11302042043² (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 (11302042033) 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, 64013 + ... + 163406.

It is an arithmetic number, because the mean of its divisors is an integer number (2825579790).

Almost surely, 2^11302042043 is an apocalyptic number.

11302042043 is a deficient number, since it is larger than the sum of its proper divisors (277117).

11302042043 is an equidigital number, since it uses as much as digits as its factorization.

11302042043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277116.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 11302042043 its reverse (34024020311), we get a palindrome (45326062354).

The spelling of 11302042043 in words is "eleven billion, three hundred two million, forty-two thousand, forty-three".