11155336201 has 12 divisors (see below), whose sum is σ = 11508944832. Its totient is φ = 10812222288.

The previous prime is 11155336177. The next prime is 11155336261. The reversal of 11155336201 is 10263355111.

It is not a de Polignac number, because 11155336201 - 2⁵ = 11155336169 is a prime.

It is a super-2 number, since 2×11155336201² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11155336201.

It is not an unprimeable number, because it can be changed into a prime (11155336261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 344556 + ... + 375538.

It is an arithmetic number, because the mean of its divisors is an integer number (959078736).

Almost surely, 2^11155336201 is an apocalyptic number.

It is an amenable number.

11155336201 is a deficient number, since it is larger than the sum of its proper divisors (353608631).

11155336201 is an equidigital number, since it uses as much as digits as its factorization.

11155336201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31320 (or 31283 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 28.

The spelling of 11155336201 in words is "eleven billion, one hundred fifty-five million, three hundred thirty-six thousand, two hundred one".