11115210206203 has 8 divisors (see below), whose sum is σ = 11121728311616. Its totient is φ = 11108693089800.

The previous prime is 11115210206201. The next prime is 11115210206257. The reversal of 11115210206203 is 30260201251111.

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 11115210206203 - 2¹ = 11115210206201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11115210206201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22867900 + ... + 23348902.

It is an arithmetic number, because the mean of its divisors is an integer number (1390216038952).

Almost surely, 2^{11115210206203} is an apocalyptic number.

11115210206203 is a deficient number, since it is larger than the sum of its proper divisors (6518105413).

11115210206203 is a wasteful number, since it uses less digits than its factorization.

11115210206203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494505.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 11115210206203 its reverse (30260201251111), we get a palindrome (41375411457314).

The spelling of 11115210206203 in words is "eleven trillion, one hundred fifteen billion, two hundred ten million, two hundred six thousand, two hundred three".