22042250242 has 16 divisors (see below), whose sum is σ = 33693978240. Its totient is φ = 10811007792.

The previous prime is 22042250207. The next prime is 22042250249. The reversal of 22042250242 is 24205224022.

It is not an unprimeable number, because it can be changed into a prime (22042250249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594583 + ... + 630565.

It is an arithmetic number, because the mean of its divisors is an integer number (2105873640).

Almost surely, 2^22042250242 is an apocalyptic number.

22042250242 is a deficient number, since it is larger than the sum of its proper divisors (11651727998).

22042250242 is a wasteful number, since it uses less digits than its factorization.

22042250242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41817.

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 22042250242 its reverse (24205224022), we get a palindrome (46247474264).

The spelling of 22042250242 in words is "twenty-two billion, forty-two million, two hundred fifty thousand, two hundred forty-two".