203312322223 has 8 divisors (see below), whose sum is σ = 205318349600. Its totient is φ = 201306912768.

The previous prime is 203312322179. The next prime is 203312322251. The reversal of 203312322223 is 322223213302.

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 203312322223 - 2⁹ = 203312321711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203312322253) 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, 521323 + ... + 823651.

It is an arithmetic number, because the mean of its divisors is an integer number (25664793700).

Almost surely, 2^203312322223 is an apocalyptic number.

203312322223 is a deficient number, since it is larger than the sum of its proper divisors (2006027377).

203312322223 is a wasteful number, since it uses less digits than its factorization.

203312322223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308961.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 203312322223 its reverse (322223213302), we get a palindrome (525535535525).

The spelling of 203312322223 in words is "two hundred three billion, three hundred twelve million, three hundred twenty-two thousand, two hundred twenty-three".