11032122222 has 96 divisors (see below), whose sum is σ = 27868748544. Its totient is φ = 3116908800.

The previous prime is 11032122217. The next prime is 11032122223. The reversal of 11032122222 is 22222123011.

It is a super-2 number, since 2×11032122222² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11032122195 and 11032122204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11032122223) 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, 344847 + ... + 375477.

It is an arithmetic number, because the mean of its divisors is an integer number (290299464).

Almost surely, 2^11032122222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11032122222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13934374272).

11032122222 is an abundant number, since it is smaller than the sum of its proper divisors (16836626322).

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

11032122222 is a wasteful number, since it uses less digits than its factorization.

11032122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30774 (or 30771 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11032122222 its reverse (22222123011), we get a palindrome (33254245233).

The spelling of 11032122222 in words is "eleven billion, thirty-two million, one hundred twenty-two thousand, two hundred twenty-two".