11122123422 has 16 divisors (see below), whose sum is σ = 22245349392. Its totient is φ = 3707190720.

The previous prime is 11122123417. The next prime is 11122123427. The reversal of 11122123422 is 22432122111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11122123417) and next prime (11122123427).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122123427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148522 + ... + 210482.

It is an arithmetic number, because the mean of its divisors is an integer number (1390334337).

Almost surely, 2^11122123422 is an apocalyptic number.

11122123422 is an abundant number, since it is smaller than the sum of its proper divisors (11123225970).

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

11122123422 is a wasteful number, since it uses less digits than its factorization.

11122123422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91883.

The product of its digits is 384, while the sum is 21.

Adding to 11122123422 its reverse (22432122111), we get a palindrome (33554245533).

The spelling of 11122123422 in words is "eleven billion, one hundred twenty-two million, one hundred twenty-three thousand, four hundred twenty-two".