11188013201 has 4 divisors (see below), whose sum is σ = 11191614900. Its totient is φ = 11184411504.

The previous prime is 11188013173. The next prime is 11188013227. The reversal of 11188013201 is 10231088111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6658723201 + 4529290000 = 81601^2 + 67300^2 .

It is a cyclic number.

It is not a de Polignac number, because 11188013201 - 2¹⁴ = 11187996817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11188013231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1796186 + ... + 1802403.

It is an arithmetic number, because the mean of its divisors is an integer number (2797903725).

Almost surely, 2^11188013201 is an apocalyptic number.

It is an amenable number.

11188013201 is a deficient number, since it is larger than the sum of its proper divisors (3601699).

11188013201 is an equidigital number, since it uses as much as digits as its factorization.

11188013201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3601698.

The product of its (nonzero) digits is 384, while the sum is 26.

The spelling of 11188013201 in words is "eleven billion, one hundred eighty-eight million, thirteen thousand, two hundred one".