11221331013032 has 96 divisors (see below), whose sum is σ = 24666550272000. Its totient is φ = 4771652618880.

The previous prime is 11221331013031. The next prime is 11221331013043. The reversal of 11221331013032 is 23031013312211.

It is a junction number, because it is equal to n+sod(n) for n = 11221331012989 and 11221331013007.

It is not an unprimeable number, because it can be changed into a prime (11221331013031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28932569 + ... + 29317847.

It is an arithmetic number, because the mean of its divisors is an integer number (256943232000).

Almost surely, 2^{11221331013032} 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 11221331013032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12333275136000).

11221331013032 is an abundant number, since it is smaller than the sum of its proper divisors (13445219258968).

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

11221331013032 is a wasteful number, since it uses less digits than its factorization.

11221331013032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385879 (or 385868 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 11221331013032 its reverse (23031013312211), we get a palindrome (34252344325243).

The spelling of 11221331013032 in words is "eleven trillion, two hundred twenty-one billion, three hundred thirty-one million, thirteen thousand, thirty-two".