11222244042 has 32 divisors (see below), whose sum is σ = 23455329408. Its totient is φ = 3572760576.

The previous prime is 11222243971. The next prime is 11222244053. The reversal of 11222244042 is 24044222211.

It is a happy number.

It is a super-2 number, since 2×11222244042² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32458 + ... + 153290.

It is an arithmetic number, because the mean of its divisors is an integer number (732979044).

Almost surely, 2^11222244042 is an apocalyptic number.

11222244042 is an abundant number, since it is smaller than the sum of its proper divisors (12233085366).

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

11222244042 is a wasteful number, since it uses less digits than its factorization.

11222244042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121534.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 11222244042 its reverse (24044222211), we get a palindrome (35266466253).

The spelling of 11222244042 in words is "eleven billion, two hundred twenty-two million, two hundred forty-four thousand, forty-two".