223122330122312 has 8 divisors (see below), whose sum is σ = 418354368979350. Its totient is φ = 111561165061152.

The previous prime is 223122330122311. The next prime is 223122330122323. The reversal of 223122330122312 is 213221033221322.

It can be written as a sum of positive squares in only one way, i.e., 186582650544676 + 36539679577636 = 13659526^2 + 6044806^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×223122330122312³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223122330122311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13945145632637 + ... + 13945145632652.

Almost surely, 2^{223122330122312} is an apocalyptic number.

It is an amenable number.

223122330122312 is a deficient number, since it is larger than the sum of its proper divisors (195232038857038).

223122330122312 is a wasteful number, since it uses less digits than its factorization.

223122330122312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27890291265295 (or 27890291265291 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 223122330122312 its reverse (213221033221322), we get a palindrome (436343363343634).

The spelling of 223122330122312 in words is "two hundred twenty-three trillion, one hundred twenty-two billion, three hundred thirty million, one hundred twenty-two thousand, three hundred twelve".