11111123132032 has 128 divisors (see below), whose sum is σ = 27636818302080. Its totient is φ = 4322830848000.

The previous prime is 11111123132027. The next prime is 11111123132033. The reversal of 11111123132032 is 23023132111111.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 11111123131994 and 11111123132012.

It is not an unprimeable number, because it can be changed into a prime (11111123132033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6104958 + ... + 7713154.

It is an arithmetic number, because the mean of its divisors is an integer number (215912642985).

Almost surely, 2^{11111123132032} 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 11111123132032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13818409151040).

11111123132032 is an abundant number, since it is smaller than the sum of its proper divisors (16525695170048).

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

11111123132032 is a wasteful number, since it uses less digits than its factorization.

11111123132032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608930 (or 1608918 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11111123132032 its reverse (23023132111111), we get a palindrome (34134255243143).

The spelling of 11111123132032 in words is "eleven trillion, one hundred eleven billion, one hundred twenty-three million, one hundred thirty-two thousand, thirty-two".