100042125203 has 2 divisors, whose sum is σ = 100042125204. Its totient is φ = 100042125202.

The previous prime is 100042125143. The next prime is 100042125217. The reversal of 100042125203 is 302521240001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100042125203 - 2²⁰ = 100041076627 is a prime.

It is not a weakly prime, because it can be changed into another prime (100042125503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50021062601 + 50021062602.

It is an arithmetic number, because the mean of its divisors is an integer number (50021062602).

Almost surely, 2^100042125203 is an apocalyptic number.

100042125203 is a deficient number, since it is larger than the sum of its proper divisors (1).

100042125203 is an equidigital number, since it uses as much as digits as its factorization.

100042125203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 100042125203 its reverse (302521240001), we get a palindrome (402563365204).

The spelling of 100042125203 in words is "one hundred billion, forty-two million, one hundred twenty-five thousand, two hundred three".