223232221310331 has 16 divisors (see below), whose sum is σ = 304573755664640. Its totient is φ = 145356285382560.

The previous prime is 223232221310323. The next prime is 223232221310341. The reversal of 223232221310331 is 133013122232322.

It is not a de Polignac number, because 223232221310331 - 2³ = 223232221310323 is a prime.

It is a super-3 number, since 3×223232221310331³ (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 not an unprimeable number, because it can be changed into a prime (223232221310311) 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, 20731111 + ... + 29601408.

It is an arithmetic number, because the mean of its divisors is an integer number (19035859729040).

Almost surely, 2^{223232221310331} is an apocalyptic number.

223232221310331 is a deficient number, since it is larger than the sum of its proper divisors (81341534354309).

223232221310331 is a wasteful number, since it uses less digits than its factorization.

223232221310331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50366946.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 223232221310331 its reverse (133013122232322), we get a palindrome (356245343542653).

The spelling of 223232221310331 in words is "two hundred twenty-three trillion, two hundred thirty-two billion, two hundred twenty-one million, three hundred ten thousand, three hundred thirty-one".