1010331120203 has 2 divisors, whose sum is σ = 1010331120204. Its totient is φ = 1010331120202.

The previous prime is 1010331120191. The next prime is 1010331120247. The reversal of 1010331120203 is 3020211330101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1010331120203 - 2²⁰ = 1010330071627 is a prime.

It is a super-2 number, since 2×1010331120203² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1010331120283) 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, 505165560101 + 505165560102.

It is an arithmetic number, because the mean of its divisors is an integer number (505165560102).

Almost surely, 2^{1010331120203} is an apocalyptic number.

1010331120203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010331120203 is an equidigital number, since it uses as much as digits as its factorization.

1010331120203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1010331120203 its reverse (3020211330101), we get a palindrome (4030542450304).

The spelling of 1010331120203 in words is "one trillion, ten billion, three hundred thirty-one million, one hundred twenty thousand, two hundred three".