22244442342 has 32 divisors (see below), whose sum is σ = 44722362624. Its totient is φ = 7375989600.

The previous prime is 22244442331. The next prime is 22244442349. The reversal of 22244442342 is 24324444222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244442349) by changing a digit.

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, 1038117 + ... + 1059327.

It is an arithmetic number, because the mean of its divisors is an integer number (1397573832).

Almost surely, 2^22244442342 is an apocalyptic number.

22244442342 is an abundant number, since it is smaller than the sum of its proper divisors (22477920282).

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

22244442342 is a wasteful number, since it uses less digits than its factorization.

22244442342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22124.

The product of its digits is 98304, while the sum is 33.

Adding to 22244442342 its reverse (24324444222), we get a palindrome (46568886564).

The spelling of 22244442342 in words is "twenty-two billion, two hundred forty-four million, four hundred forty-two thousand, three hundred forty-two".