144421122422 has 16 divisors (see below), whose sum is σ = 223157365200. Its totient is φ = 70057875552.

The previous prime is 144421122401. The next prime is 144421122457. The reversal of 144421122422 is 224221124441.

It is a super-2 number, since 2×144421122422² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5622473 + ... + 5648100.

It is an arithmetic number, because the mean of its divisors is an integer number (13947335325).

Almost surely, 2^144421122422 is an apocalyptic number.

144421122422 is a deficient number, since it is larger than the sum of its proper divisors (78736242778).

144421122422 is a wasteful number, since it uses less digits than its factorization.

144421122422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11270767.

The product of its digits is 8192, while the sum is 29.

Adding to 144421122422 its reverse (224221124441), we get a palindrome (368642246863).

The spelling of 144421122422 in words is "one hundred forty-four billion, four hundred twenty-one million, one hundred twenty-two thousand, four hundred twenty-two".