100143322 has 8 divisors (see below), whose sum is σ = 155394900. Its totient is φ = 48345024.

The previous prime is 100143317. The next prime is 100143331. The reversal of 100143322 is 223341001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 97042201 + 3101121 = 9851^2 + 1761^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 100143296 and 100143305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 863247 + ... + 863362.

Almost surely, 2^100143322 is an apocalyptic number.

100143322 is a deficient number, since it is larger than the sum of its proper divisors (55251578).

100143322 is a wasteful number, since it uses less digits than its factorization.

100143322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726640.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 100143322 is about 10007.1635341889. The cubic root of 100143322 is about 464.3805247729.

Adding to 100143322 its reverse (223341001), we get a palindrome (323484323).

The spelling of 100143322 in words is "one hundred million, one hundred forty-three thousand, three hundred twenty-two".