22241144042 has 8 divisors (see below), whose sum is σ = 35928001956. Its totient is φ = 10265143392.

The previous prime is 22241144041. The next prime is 22241144117. The reversal of 22241144042 is 24044114222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22087607161 + 153536881 = 148619^2 + 12391^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 855428617 = 22241144042 / (2 + 2 + 2 + 4 + 1 + 1 + 4 + 4 + 0 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (22241144041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427714283 + ... + 427714334.

Almost surely, 2^22241144042 is an apocalyptic number.

22241144042 is a deficient number, since it is larger than the sum of its proper divisors (13686857914).

22241144042 is a wasteful number, since it uses less digits than its factorization.

22241144042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855428632.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 22241144042 its reverse (24044114222), we get a palindrome (46285258264).

The spelling of 22241144042 in words is "twenty-two billion, two hundred forty-one million, one hundred forty-four thousand, forty-two".