223110131212 has 6 divisors (see below), whose sum is σ = 390442729628. Its totient is φ = 111555065604.

The previous prime is 223110131183. The next prime is 223110131267. The reversal of 223110131212 is 212131011322.

It is a super-3 number, since 3×223110131212³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223110131212.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27888766398 + ... + 27888766405.

Almost surely, 2^223110131212 is an apocalyptic number.

It is an amenable number.

223110131212 is a deficient number, since it is larger than the sum of its proper divisors (167332598416).

223110131212 is a wasteful number, since it uses less digits than its factorization.

223110131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55777532807 (or 55777532805 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 223110131212 its reverse (212131011322), we get a palindrome (435241142534).

The spelling of 223110131212 in words is "two hundred twenty-three billion, one hundred ten million, one hundred thirty-one thousand, two hundred twelve".