203342013403 has 2 divisors, whose sum is σ = 203342013404. Its totient is φ = 203342013402.

The previous prime is 203342013373. The next prime is 203342013451. The reversal of 203342013403 is 304310243302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203342013403 - 2⁹ = 203342012891 is a prime.

It is not a weakly prime, because it can be changed into another prime (203342013463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101671006701 + 101671006702.

It is an arithmetic number, because the mean of its divisors is an integer number (101671006702).

Almost surely, 2^203342013403 is an apocalyptic number.

203342013403 is a deficient number, since it is larger than the sum of its proper divisors (1).

203342013403 is an equidigital number, since it uses as much as digits as its factorization.

203342013403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 203342013403 its reverse (304310243302), we get a palindrome (507652256705).

The spelling of 203342013403 in words is "two hundred three billion, three hundred forty-two million, thirteen thousand, four hundred three".