100100042031203 has 2 divisors, whose sum is σ = 100100042031204. Its totient is φ = 100100042031202.

The previous prime is 100100042031169. The next prime is 100100042031239. The reversal of 100100042031203 is 302130240001001.

It is a weak prime.

It is an emirp because it is prime and its reverse (302130240001001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100100042031203 - 2⁶ = 100100042031139 is a prime.

It is not a weakly prime, because it can be changed into another prime (100100042039203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050021015601 + 50050021015602.

It is an arithmetic number, because the mean of its divisors is an integer number (50050021015602).

Almost surely, 2^{100100042031203} is an apocalyptic number.

100100042031203 is a deficient number, since it is larger than the sum of its proper divisors (1).

100100042031203 is an equidigital number, since it uses as much as digits as its factorization.

100100042031203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100100042031203 its reverse (302130240001001), we get a palindrome (402230282032204).

The spelling of 100100042031203 in words is "one hundred trillion, one hundred billion, forty-two million, thirty-one thousand, two hundred three".