223133203121212 has 12 divisors (see below), whose sum is σ = 394132480280280. Its totient is φ = 110523923041136.

The previous prime is 223133203121209. The next prime is 223133203121249. The reversal of 223133203121212 is 212121302331322.

It is a super-3 number, since 3×223133203121212³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260669629387 + ... + 260669630242.

It is an arithmetic number, because the mean of its divisors is an integer number (32844373356690).

Almost surely, 2^{223133203121212} is an apocalyptic number.

It is an amenable number.

223133203121212 is a deficient number, since it is larger than the sum of its proper divisors (170999277159068).

223133203121212 is a wasteful number, since it uses less digits than its factorization.

223133203121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521339259740 (or 521339259738 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 223133203121212 its reverse (212121302331322), we get a palindrome (435254505452534).

The spelling of 223133203121212 in words is "two hundred twenty-three trillion, one hundred thirty-three billion, two hundred three million, one hundred twenty-one thousand, two hundred twelve".