22144243034 has 4 divisors (see below), whose sum is σ = 33216364554. Its totient is φ = 11072121516.

The previous prime is 22144243021. The next prime is 22144243057. The reversal of 22144243034 is 43034244122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14161714009 + 7982529025 = 119003^2 + 89345^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22144242988 and 22144243006.

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 as a sum of consecutive naturals, namely, 5536060757 + ... + 5536060760.

Almost surely, 2^22144243034 is an apocalyptic number.

22144243034 is a deficient number, since it is larger than the sum of its proper divisors (11072121520).

22144243034 is a wasteful number, since it uses less digits than its factorization.

22144243034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11072121519.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 22144243034 its reverse (43034244122), we get a palindrome (65178487156).

The spelling of 22144243034 in words is "twenty-two billion, one hundred forty-four million, two hundred forty-three thousand, thirty-four".