100442203 has 2 divisors, whose sum is σ = 100442204. Its totient is φ = 100442202.

The previous prime is 100442183. The next prime is 100442207. The reversal of 100442203 is 302244001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100442203 is a prime.

It is a super-2 number, since 2×100442203² = 20177272286986418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100442207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50221101 + 50221102.

It is an arithmetic number, because the mean of its divisors is an integer number (50221102).

Almost surely, 2^100442203 is an apocalyptic number.

100442203 is a deficient number, since it is larger than the sum of its proper divisors (1).

100442203 is an equidigital number, since it uses as much as digits as its factorization.

100442203 is an odious number, because the sum of its binary digits is odd.

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

The square root of 100442203 is about 10022.0857609581. The cubic root of 100442203 is about 464.8420521866.

Adding to 100442203 its reverse (302244001), we get a palindrome (402686204).

The spelling of 100442203 in words is "one hundred million, four hundred forty-two thousand, two hundred three".