11043042000 has 320 divisors, whose sum is σ = 36501663744. Its totient is φ = 2871667200.

The previous prime is 11043041981. The next prime is 11043042001. The reversal of 11043042000 is 24034011.

It is a super-2 number, since 2×11043042000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11043042001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66125917 + ... + 66126083.

Almost surely, 2^11043042000 is an apocalyptic number.

11043042000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11043042000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18250831872).

11043042000 is an abundant number, since it is smaller than the sum of its proper divisors (25458621744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11043042000 is a wasteful number, since it uses less digits than its factorization.

11043042000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 11043042000 its reverse (24034011), we get a palindrome (11067076011).

The spelling of 11043042000 in words is "eleven billion, forty-three million, forty-two thousand".