11023042043 has 8 divisors (see below), whose sum is σ = 11891550048. Its totient is φ = 10157474304.

The previous prime is 11023042021. The next prime is 11023042049. The reversal of 11023042043 is 34024032011.

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

It is a cyclic number.

It is not a de Polignac number, because 11023042043 - 2⁶ = 11023041979 is a prime.

It is a super-2 number, since 2×11023042043² (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 (11023042049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727271 + ... + 742272.

It is an arithmetic number, because the mean of its divisors is an integer number (1486443756).

Almost surely, 2^11023042043 is an apocalyptic number.

11023042043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11023042043 is a deficient number, since it is larger than the sum of its proper divisors (868508005).

11023042043 is a wasteful number, since it uses less digits than its factorization.

11023042043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470133.

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

Adding to 11023042043 its reverse (34024032011), we get a palindrome (45047074054).

The spelling of 11023042043 in words is "eleven billion, twenty-three million, forty-two thousand, forty-three".