203311123223 has 8 divisors (see below), whose sum is σ = 226500456000. Its totient is φ = 181200364128.

The previous prime is 203311123207. The next prime is 203311123231. The reversal of 203311123223 is 322321113302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203311123223 - 2⁴ = 203311123207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203311123243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269643023 + ... + 269643776.

It is an arithmetic number, because the mean of its divisors is an integer number (28312557000).

Almost surely, 2^203311123223 is an apocalyptic number.

203311123223 is a deficient number, since it is larger than the sum of its proper divisors (23189332777).

203311123223 is a wasteful number, since it uses less digits than its factorization.

203311123223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539286841.

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

Adding to 203311123223 its reverse (322321113302), we get a palindrome (525632236525).

The spelling of 203311123223 in words is "two hundred three billion, three hundred eleven million, one hundred twenty-three thousand, two hundred twenty-three".