203420013330011 has 2 divisors, whose sum is σ = 203420013330012. Its totient is φ = 203420013330010.

The previous prime is 203420013329987. The next prime is 203420013330143. The reversal of 203420013330011 is 110033310024302.

203420013330011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203420013330011 is a prime.

It is not a weakly prime, because it can be changed into another prime (203420013330811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101710006665005 + 101710006665006.

It is an arithmetic number, because the mean of its divisors is an integer number (101710006665006).

Almost surely, 2^{203420013330011} is an apocalyptic number.

203420013330011 is a deficient number, since it is larger than the sum of its proper divisors (1).

203420013330011 is an equidigital number, since it uses as much as digits as its factorization.

203420013330011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 203420013330011 its reverse (110033310024302), we get a palindrome (313453323354313).

The spelling of 203420013330011 in words is "two hundred three trillion, four hundred twenty billion, thirteen million, three hundred thirty thousand, eleven".