11201311332 has 36 divisors (see below), whose sum is σ = 28329401100. Its totient is φ = 3731795712.

The previous prime is 11201311309. The next prime is 11201311349. The reversal of 11201311332 is 23311310211.

11201311332 is a `hidden beast` number, since 1 + 1 + 20 + 1 + 311 + 332 = 666.

11201311332 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 2 ways, for example, as 7573176576 + 3628134756 = 87024^2 + 60234^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×11201311332² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12457 + ... + 150192.

Almost surely, 2^11201311332 is an apocalyptic number.

11201311332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11201311332 is an abundant number, since it is smaller than the sum of its proper divisors (17128089768).

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

11201311332 is a wasteful number, since it uses less digits than its factorization.

11201311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164572 (or 164567 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11201311332 its reverse (23311310211), we get a palindrome (34512621543).

The spelling of 11201311332 in words is "eleven billion, two hundred one million, three hundred eleven thousand, three hundred thirty-two".