11020043685850 has 24 divisors (see below), whose sum is σ = 20601328387068. Its totient is φ = 4385641747200.

The previous prime is 11020043685811. The next prime is 11020043685877. The reversal of 11020043685850 is 5858634002011.

11020043685850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 5701526757369 + 5318516928481 = 2387787^2 + 2306191^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11020043685797 and 11020043685806.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 559383231 + ... + 559402930.

Almost surely, 2^{11020043685850} is an apocalyptic number.

11020043685850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11020043685850 is a deficient number, since it is larger than the sum of its proper divisors (9581284701218).

11020043685850 is a wasteful number, since it uses less digits than its factorization.

11020043685850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118786370 (or 1118786365 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 43.

Adding to 11020043685850 its reverse (5858634002011), we get a palindrome (16878677687861).

The spelling of 11020043685850 in words is "eleven trillion, twenty billion, forty-three million, six hundred eighty-five thousand, eight hundred fifty".