11001201200022 has 96 divisors (see below), whose sum is σ = 25149401303040. Its totient is φ = 3201889028800.

The previous prime is 11001201200021. The next prime is 11001201200057. The reversal of 11001201200022 is 22000210210011.

It is a junction number, because it is equal to n+sod(n) for n = 11001201199980 and 11001201200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001201200021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2653453 + ... + 5389175.

It is an arithmetic number, because the mean of its divisors is an integer number (261972930240).

Almost surely, 2^{11001201200022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11001201200022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12574700651520).

11001201200022 is an abundant number, since it is smaller than the sum of its proper divisors (14148200103018).

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

11001201200022 is a wasteful number, since it uses less digits than its factorization.

11001201200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735970 (or 2735959 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11001201200022 its reverse (22000210210011), we get a palindrome (33001411410033).

The spelling of 11001201200022 in words is "eleven trillion, one billion, two hundred one million, two hundred thousand, twenty-two".