11103202218 has 16 divisors (see below), whose sum is σ = 22972142880. Its totient is φ = 3573444336.

The previous prime is 11103202213. The next prime is 11103202223. The reversal of 11103202218 is 81220230111.

It is an interprime number because it is at equal distance from previous prime (11103202213) and next prime (11103202223).

It is a junction number, because it is equal to n+sod(n) for n = 11103202194 and 11103202203.

It is not an unprimeable number, because it can be changed into a prime (11103202211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31905580 + ... + 31905927.

It is an arithmetic number, because the mean of its divisors is an integer number (1435758930).

Almost surely, 2^11103202218 is an apocalyptic number.

11103202218 is an abundant number, since it is smaller than the sum of its proper divisors (11868940662).

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

11103202218 is a wasteful number, since it uses less digits than its factorization.

11103202218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63811541.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 11103202218 its reverse (81220230111), we get a palindrome (92323432329).

The spelling of 11103202218 in words is "eleven billion, one hundred three million, two hundred two thousand, two hundred eighteen".