20130344310203 has 2 divisors, whose sum is σ = 20130344310204. Its totient is φ = 20130344310202.

The previous prime is 20130344310161. The next prime is 20130344310233. The reversal of 20130344310203 is 30201344303102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20130344310203 - 2¹⁴ = 20130344293819 is a prime.

It is not a weakly prime, because it can be changed into another prime (20130344310233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065172155101 + 10065172155102.

It is an arithmetic number, because the mean of its divisors is an integer number (10065172155102).

Almost surely, 2^{20130344310203} is an apocalyptic number.

20130344310203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130344310203 is an equidigital number, since it uses as much as digits as its factorization.

20130344310203 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 26.

Adding to 20130344310203 its reverse (30201344303102), we get a palindrome (50331688613305).

The spelling of 20130344310203 in words is "twenty trillion, one hundred thirty billion, three hundred forty-four million, three hundred ten thousand, two hundred three".