203343323222011 has 16 divisors (see below), whose sum is σ = 236972331221184. Its totient is φ = 170864727905664.

The previous prime is 203343323221957. The next prime is 203343323222099. The reversal of 203343323222011 is 110222323343302.

It is a cyclic number.

It is not a de Polignac number, because 203343323222011 - 2²³ = 203343314833403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203343323222111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225475456 + ... + 226375501.

It is an arithmetic number, because the mean of its divisors is an integer number (14810770701324).

Almost surely, 2^{203343323222011} is an apocalyptic number.

203343323222011 is a deficient number, since it is larger than the sum of its proper divisors (33629007999173).

203343323222011 is a wasteful number, since it uses less digits than its factorization.

203343323222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451852230.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 203343323222011 its reverse (110222323343302), we get a palindrome (313565646565313).

The spelling of 203343323222011 in words is "two hundred three trillion, three hundred forty-three billion, three hundred twenty-three million, two hundred twenty-two thousand, eleven".