11301131232 has 96 divisors (see below), whose sum is σ = 33020215200. Its totient is φ = 3760349184.

The previous prime is 11301131221. The next prime is 11301131311. The reversal of 11301131232 is 23213110311.

11301131232 is a `hidden beast` number, since 1 + 1 + 301 + 131 + 232 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487194 + ... + 509862.

It is an arithmetic number, because the mean of its divisors is an integer number (343960575).

Almost surely, 2^11301131232 is an apocalyptic number.

11301131232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11301131232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16510107600).

11301131232 is an abundant number, since it is smaller than the sum of its proper divisors (21719083968).

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

11301131232 is a wasteful number, since it uses less digits than its factorization.

11301131232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23265 (or 23251 counting only the distinct ones).

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

Adding to 11301131232 its reverse (23213110311), we get a palindrome (34514241543).

The spelling of 11301131232 in words is "eleven billion, three hundred one million, one hundred thirty-one thousand, two hundred thirty-two".