100322473 has 2 divisors, whose sum is σ = 100322474. Its totient is φ = 100322472.

The previous prime is 100322471. The next prime is 100322477. The reversal of 100322473 is 374223001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100160064 + 162409 = 10008^2 + 403^2 .

It is a cyclic number.

It is not a de Polignac number, because 100322473 - 2¹ = 100322471 is a prime.

Together with 100322471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100322471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50161236 + 50161237.

It is an arithmetic number, because the mean of its divisors is an integer number (50161237).

Almost surely, 2^100322473 is an apocalyptic number.

It is an amenable number.

100322473 is a deficient number, since it is larger than the sum of its proper divisors (1).

100322473 is an equidigital number, since it uses as much as digits as its factorization.

100322473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 100322473 is about 10016.1106723119. The cubic root of 100322473 is about 464.6572770415.

Adding to 100322473 its reverse (374223001), we get a palindrome (474545474).

The spelling of 100322473 in words is "one hundred million, three hundred twenty-two thousand, four hundred seventy-three".