11242002222 has 48 divisors (see below), whose sum is σ = 26637165360. Its totient is φ = 3398313600.

The previous prime is 11242002217. The next prime is 11242002227. The reversal of 11242002222 is 22220024211.

11242002222 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11242002217) and next prime (11242002227).

It is a super-2 number, since 2×11242002222² (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 = 11242002195 and 11242002204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11242002227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11572 + ... + 150392.

It is an arithmetic number, because the mean of its divisors is an integer number (554940945).

Almost surely, 2^11242002222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11242002222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13318582680).

11242002222 is an abundant number, since it is smaller than the sum of its proper divisors (15395163138).

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

11242002222 is a wasteful number, since it uses less digits than its factorization.

11242002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139249 (or 139246 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 11242002222 its reverse (22220024211), we get a palindrome (33462026433).

The spelling of 11242002222 in words is "eleven billion, two hundred forty-two million, two thousand, two hundred twenty-two".