223223412012 has 24 divisors (see below), whose sum is σ = 521358872496. Its totient is φ = 74335769088.

The previous prime is 223223411987. The next prime is 223223412047. The reversal of 223223412012 is 210214322322.

It is a super-3 number, since 3×223223412012³ (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, 8991453 + ... + 9016244.

It is an arithmetic number, because the mean of its divisors is an integer number (21723286354).

Almost surely, 2^223223412012 is an apocalyptic number.

It is an amenable number.

223223412012 is an abundant number, since it is smaller than the sum of its proper divisors (298135460484).

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

223223412012 is a wasteful number, since it uses less digits than its factorization.

223223412012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18008737 (or 18008735 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 223223412012 its reverse (210214322322), we get a palindrome (433437734334).

The spelling of 223223412012 in words is "two hundred twenty-three billion, two hundred twenty-three million, four hundred twelve thousand, twelve".