223213021213 has 32 divisors (see below), whose sum is σ = 277559331840. Its totient is φ = 174786681600.

The previous prime is 223213021181. The next prime is 223213021217. The reversal of 223213021213 is 312120312322.

It is a cyclic number.

It is not a de Polignac number, because 223213021213 - 2⁵ = 223213021181 is a prime.

It is a super-3 number, since 3×223213021213³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223213021217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36016431 + ... + 36022627.

It is an arithmetic number, because the mean of its divisors is an integer number (8673729120).

Almost surely, 2^223213021213 is an apocalyptic number.

It is an amenable number.

223213021213 is a deficient number, since it is larger than the sum of its proper divisors (54346310627).

223213021213 is a wasteful number, since it uses less digits than its factorization.

223213021213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10237.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 223213021213 its reverse (312120312322), we get a palindrome (535333333535).

The spelling of 223213021213 in words is "two hundred twenty-three billion, two hundred thirteen million, twenty-one thousand, two hundred thirteen".