100431144422 has 16 divisors (see below), whose sum is σ = 172171979520. Its totient is φ = 43040843208.

The previous prime is 100431144403. The next prime is 100431144449. The reversal of 100431144422 is 224441134001.

It is a junction number, because it is equal to n+sod(n) for n = 100431144391 and 100431144400.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 784103 + ... + 903149.

It is an arithmetic number, because the mean of its divisors is an integer number (10760748720).

Almost surely, 2^100431144422 is an apocalyptic number.

100431144422 is a deficient number, since it is larger than the sum of its proper divisors (71740835098).

100431144422 is a wasteful number, since it uses less digits than its factorization.

100431144422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179315.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 100431144422 its reverse (224441134001), we get a palindrome (324872278423).

The spelling of 100431144422 in words is "one hundred billion, four hundred thirty-one million, one hundred forty-four thousand, four hundred twenty-two".