11331312332032 has 144 divisors (see below), whose sum is σ = 28202305388544. Its totient is φ = 4414360320000.

The previous prime is 11331312332027. The next prime is 11331312332047. The reversal of 11331312332032 is 23023321313311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 259210657 + ... + 259254367.

It is an arithmetic number, because the mean of its divisors is an integer number (195849342976).

Almost surely, 2^{11331312332032} 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 11331312332032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14101152694272).

11331312332032 is an abundant number, since it is smaller than the sum of its proper divisors (16870993056512).

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

11331312332032 is a wasteful number, since it uses less digits than its factorization.

11331312332032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56896 (or 56882 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 11331312332032 its reverse (23023321313311), we get a palindrome (34354633645343).

The spelling of 11331312332032 in words is "eleven trillion, three hundred thirty-one billion, three hundred twelve million, three hundred thirty-two thousand, thirty-two".