11022836840 has 32 divisors (see below), whose sum is σ = 24830399880. Its totient is φ = 4403976192.

The previous prime is 11022836819. The next prime is 11022836843. The reversal of 11022836840 is 4863822011.

It can be written as a sum of positive squares in 4 ways, for example, as 10705213156 + 317623684 = 103466^2 + 17822^2 .

It is a super-2 number, since 2×11022836840² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11022836840.

It is not an unprimeable number, because it can be changed into a prime (11022836843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126497 + ... + 195056.

Almost surely, 2^11022836840 is an apocalyptic number.

11022836840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11022836840 is an abundant number, since it is smaller than the sum of its proper divisors (13807563040).

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

11022836840 is a wasteful number, since it uses less digits than its factorization.

11022836840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322421 (or 322417 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 11022836840 in words is "eleven billion, twenty-two million, eight hundred thirty-six thousand, eight hundred forty".