223201321312 has 24 divisors (see below), whose sum is σ = 440991418392. Its totient is φ = 111203500800.

The previous prime is 223201321261. The next prime is 223201321327. The reversal of 223201321312 is 213123102322.

It is a super-3 number, since 3×223201321312³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12402114 + ... + 12420097.

It is an arithmetic number, because the mean of its divisors is an integer number (18374642433).

Almost surely, 2^223201321312 is an apocalyptic number.

It is an amenable number.

223201321312 is a deficient number, since it is larger than the sum of its proper divisors (217790097080).

223201321312 is a wasteful number, since it uses less digits than its factorization.

223201321312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24822502 (or 24822494 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 223201321312 its reverse (213123102322), we get a palindrome (436324423634).

The spelling of 223201321312 in words is "two hundred twenty-three billion, two hundred one million, three hundred twenty-one thousand, three hundred twelve".