223201332311231 has 4 divisors (see below), whose sum is σ = 223411305343632. Its totient is φ = 222991359278832.

The previous prime is 223201332311227. The next prime is 223201332311233. The reversal of 223201332311231 is 132113233102322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223201332311231 - 2² = 223201332311227 is a prime.

It is a super-3 number, since 3×223201332311231³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223201332311194 and 223201332311203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223201332311233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104986514606 + ... + 104986516731.

It is an arithmetic number, because the mean of its divisors is an integer number (55852826335908).

Almost surely, 2^{223201332311231} is an apocalyptic number.

223201332311231 is a deficient number, since it is larger than the sum of its proper divisors (209973032401).

223201332311231 is a wasteful number, since it uses less digits than its factorization.

223201332311231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209973032400.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 223201332311231 its reverse (132113233102322), we get a palindrome (355314565413553).

The spelling of 223201332311231 in words is "two hundred twenty-three trillion, two hundred one billion, three hundred thirty-two million, three hundred eleven thousand, two hundred thirty-one".