201340012403 has 2 divisors, whose sum is σ = 201340012404. Its totient is φ = 201340012402.

The previous prime is 201340012387. The next prime is 201340012411. The reversal of 201340012403 is 304210043102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201340012403 - 2⁴ = 201340012387 is a prime.

It is not a weakly prime, because it can be changed into another prime (201340012463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100670006201 + 100670006202.

It is an arithmetic number, because the mean of its divisors is an integer number (100670006202).

Almost surely, 2^201340012403 is an apocalyptic number.

201340012403 is a deficient number, since it is larger than the sum of its proper divisors (1).

201340012403 is an equidigital number, since it uses as much as digits as its factorization.

201340012403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 201340012403 its reverse (304210043102), we get a palindrome (505550055505).

The spelling of 201340012403 in words is "two hundred one billion, three hundred forty million, twelve thousand, four hundred three".