223113221312 has 56 divisors (see below), whose sum is σ = 476468968320. Its totient is φ = 103273205760.

The previous prime is 223113221263. The next prime is 223113221321. The reversal of 223113221312 is 213122311322.

It is a super-3 number, since 3×223113221312³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1614512 + ... + 1747247.

Almost surely, 2^223113221312 is an apocalyptic number.

It is an amenable number.

223113221312 is an abundant number, since it is smaller than the sum of its proper divisors (253355747008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223113221312 is a wasteful number, since it uses less digits than its factorization.

223113221312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361849 (or 3361839 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

Adding to 223113221312 its reverse (213122311322), we get a palindrome (436235532634).

The spelling of 223113221312 in words is "two hundred twenty-three billion, one hundred thirteen million, two hundred twenty-one thousand, three hundred twelve".