11422223442 has 48 divisors (see below), whose sum is σ = 28384342272. Its totient is φ = 3251868480.

The previous prime is 11422223431. The next prime is 11422223473. The reversal of 11422223442 is 24432222411.

It is a happy number.

11422223442 is a `hidden beast` number, since 1 + 1 + 422 + 2 + 234 + 4 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125898 + ... + 196709.

It is an arithmetic number, because the mean of its divisors is an integer number (591340464).

Almost surely, 2^11422223442 is an apocalyptic number.

11422223442 is an abundant number, since it is smaller than the sum of its proper divisors (16962118830).

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

11422223442 is a wasteful number, since it uses less digits than its factorization.

11422223442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322903 (or 322900 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

Adding to 11422223442 its reverse (24432222411), we get a palindrome (35854445853).

The spelling of 11422223442 in words is "eleven billion, four hundred twenty-two million, two hundred twenty-three thousand, four hundred forty-two".