11111330132 has 48 divisors (see below), whose sum is σ = 22786458240. Its totient is φ = 4641408000.

The previous prime is 11111330117. The next prime is 11111330159. The reversal of 11111330132 is 23103311111.

It is a super-2 number, since 2×11111330132² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11111330132.

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, 1374719 + ... + 1382777.

It is an arithmetic number, because the mean of its divisors is an integer number (474717880).

Almost surely, 2^11111330132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11111330132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11393229120).

11111330132 is an abundant number, since it is smaller than the sum of its proper divisors (11675128108).

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

11111330132 is a wasteful number, since it uses less digits than its factorization.

11111330132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9312 (or 9310 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11111330132 its reverse (23103311111), we get a palindrome (34214641243).

The spelling of 11111330132 in words is "eleven billion, one hundred eleven million, three hundred thirty thousand, one hundred thirty-two".