22201112111332 has 96 divisors (see below), whose sum is σ = 48840371241984. Its totient is φ = 8578362844800.

The previous prime is 22201112111309. The next prime is 22201112111357. The reversal of 22201112111332 is 23311121110222.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17788038 + ... + 18995170.

It is an arithmetic number, because the mean of its divisors is an integer number (508753867104).

Almost surely, 2^{22201112111332} is an apocalyptic number.

22201112111332 is a gapful number since it is divisible by the number (22) 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 22201112111332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24420185620992).

22201112111332 is an abundant number, since it is smaller than the sum of its proper divisors (26639259130652).

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

22201112111332 is a wasteful number, since it uses less digits than its factorization.

22201112111332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207649 (or 1207647 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 22201112111332 its reverse (23311121110222), we get a palindrome (45512233221554).

The spelling of 22201112111332 in words is "twenty-two trillion, two hundred one billion, one hundred twelve million, one hundred eleven thousand, three hundred thirty-two".