131203302103 has 2 divisors, whose sum is σ = 131203302104. Its totient is φ = 131203302102.

The previous prime is 131203302091. The next prime is 131203302163. The reversal of 131203302103 is 301203302131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131203302103 - 2²¹ = 131201204951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131203302163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65601651051 + 65601651052.

It is an arithmetic number, because the mean of its divisors is an integer number (65601651052).

Almost surely, 2^131203302103 is an apocalyptic number.

131203302103 is a deficient number, since it is larger than the sum of its proper divisors (1).

131203302103 is an equidigital number, since it uses as much as digits as its factorization.

131203302103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 131203302103 its reverse (301203302131), we get a palindrome (432406604234).

The spelling of 131203302103 in words is "one hundred thirty-one billion, two hundred three million, three hundred two thousand, one hundred three".