203011013331223 has 2 divisors, whose sum is σ = 203011013331224. Its totient is φ = 203011013331222.

The previous prime is 203011013331209. The next prime is 203011013331229. The reversal of 203011013331223 is 322133310110302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 203011013331223 - 2²¹ = 203011011234071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203011013331229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101505506665611 + 101505506665612.

It is an arithmetic number, because the mean of its divisors is an integer number (101505506665612).

Almost surely, 2^{203011013331223} is an apocalyptic number.

203011013331223 is a deficient number, since it is larger than the sum of its proper divisors (1).

203011013331223 is an equidigital number, since it uses as much as digits as its factorization.

203011013331223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 203011013331223 its reverse (322133310110302), we get a palindrome (525144323441525).

The spelling of 203011013331223 in words is "two hundred three trillion, eleven billion, thirteen million, three hundred thirty-one thousand, two hundred twenty-three".