100300042 has 4 divisors (see below), whose sum is σ = 150450066. Its totient is φ = 50150020.

The previous prime is 100300027. The next prime is 100300087. The reversal of 100300042 is 240003001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 58813561 + 41486481 = 7669^2 + 6441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25075009 + ... + 25075012.

Almost surely, 2^100300042 is an apocalyptic number.

100300042 is a deficient number, since it is larger than the sum of its proper divisors (50150024).

100300042 is an equidigital number, since it uses as much as digits as its factorization.

100300042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50150023.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 100300042 is about 10014.9908637003. The cubic root of 100300042 is about 464.6226437104.

Adding to 100300042 its reverse (240003001), we get a palindrome (340303043).

The spelling of 100300042 in words is "one hundred million, three hundred thousand, forty-two".