131130303203 has 2 divisors, whose sum is σ = 131130303204. Its totient is φ = 131130303202.

The previous prime is 131130303173. The next prime is 131130303217. The reversal of 131130303203 is 302303031131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131130303203 - 2¹² = 131130299107 is a prime.

It is a super-2 number, since 2×131130303203² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (131130303223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65565151601 + 65565151602.

It is an arithmetic number, because the mean of its divisors is an integer number (65565151602).

Almost surely, 2^131130303203 is an apocalyptic number.

131130303203 is a deficient number, since it is larger than the sum of its proper divisors (1).

131130303203 is an equidigital number, since it uses as much as digits as its factorization.

131130303203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 131130303203 its reverse (302303031131), we get a palindrome (433433334334).

The spelling of 131130303203 in words is "one hundred thirty-one billion, one hundred thirty million, three hundred three thousand, two hundred three".