223303312212 has 48 divisors (see below), whose sum is σ = 550356989952. Its totient is φ = 70358127840.

The previous prime is 223303312189. The next prime is 223303312231. The reversal of 223303312212 is 212213303322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6963978 + ... + 6995969.

It is an arithmetic number, because the mean of its divisors is an integer number (11465770624).

Almost surely, 2^223303312212 is an apocalyptic number.

It is an amenable number.

223303312212 is an abundant number, since it is smaller than the sum of its proper divisors (327053677740).

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

223303312212 is a wasteful number, since it uses less digits than its factorization.

223303312212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13960028 (or 13960026 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 223303312212 its reverse (212213303322), we get a palindrome (435516615534).

The spelling of 223303312212 in words is "two hundred twenty-three billion, three hundred three million, three hundred twelve thousand, two hundred twelve".