100043422 has 12 divisors (see below), whose sum is σ = 156875040. Its totient is φ = 47846348.

The previous prime is 100043393. The next prime is 100043423. The reversal of 100043422 is 224340001.

It is a junction number, because it is equal to n+sod(n) for n = 100043396 and 100043405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100043423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46222 + ... + 48337.

It is an arithmetic number, because the mean of its divisors is an integer number (13072920).

Almost surely, 2^100043422 is an apocalyptic number.

100043422 is a deficient number, since it is larger than the sum of its proper divisors (56831618).

100043422 is an equidigital number, since it uses as much as digits as its factorization.

100043422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94607 (or 94584 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 100043422 is about 10002.1708643674. The cubic root of 100043422 is about 464.2260559964.

Adding to 100043422 its reverse (224340001), we get a palindrome (324383423).

The spelling of 100043422 in words is "one hundred million, forty-three thousand, four hundred twenty-two".