210103131107 has 2 divisors, whose sum is σ = 210103131108. Its totient is φ = 210103131106.

The previous prime is 210103131047. The next prime is 210103131109. The reversal of 210103131107 is 701131301012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210103131107 - 2²⁶ = 210036022243 is a prime.

Together with 210103131109, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (210103131109) 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, 105051565553 + 105051565554.

It is an arithmetic number, because the mean of its divisors is an integer number (105051565554).

Almost surely, 2^210103131107 is an apocalyptic number.

210103131107 is a deficient number, since it is larger than the sum of its proper divisors (1).

210103131107 is an equidigital number, since it uses as much as digits as its factorization.

210103131107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 20.

Adding to 210103131107 its reverse (701131301012), we get a palindrome (911234432119).

The spelling of 210103131107 in words is "two hundred ten billion, one hundred three million, one hundred thirty-one thousand, one hundred seven".