212213224233 has 6 divisors (see below), whose sum is σ = 306530212794. Its totient is φ = 141475482816.

The previous prime is 212213224219. The next prime is 212213224243. The reversal of 212213224233 is 332422312212.

212213224233 is a `hidden beast` number, since 2 + 1 + 2 + 213 + 22 + 423 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 167348900889 + 44864323344 = 409083^2 + 211812^2 .

It is not a de Polignac number, because 212213224233 - 2¹⁴ = 212213207849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212213224197 and 212213224206.

It is not an unprimeable number, because it can be changed into a prime (212213224243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11789623560 + ... + 11789623577.

It is an arithmetic number, because the mean of its divisors is an integer number (51088368799).

Almost surely, 2^212213224233 is an apocalyptic number.

It is an amenable number.

212213224233 is a deficient number, since it is larger than the sum of its proper divisors (94316988561).

212213224233 is a wasteful number, since it uses less digits than its factorization.

212213224233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23579247143 (or 23579247140 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 212213224233 its reverse (332422312212), we get a palindrome (544635536445).

The spelling of 212213224233 in words is "two hundred twelve billion, two hundred thirteen million, two hundred twenty-four thousand, two hundred thirty-three".