213223000133 has 32 divisors (see below), whose sum is σ = 254340051840. Its totient is φ = 177254014080.

The previous prime is 213223000127. The next prime is 213223000169. The reversal of 213223000133 is 331000322312.

It is not a de Polignac number, because 213223000133 - 2¹⁶ = 213222934597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213223000733) 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, 2544641 + ... + 2627097.

It is an arithmetic number, because the mean of its divisors is an integer number (7948126620).

Almost surely, 2^213223000133 is an apocalyptic number.

It is an amenable number.

213223000133 is a deficient number, since it is larger than the sum of its proper divisors (41117051707).

213223000133 is a wasteful number, since it uses less digits than its factorization.

213223000133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82614 (or 82588 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 213223000133 its reverse (331000322312), we get a palindrome (544223322445).

The spelling of 213223000133 in words is "two hundred thirteen billion, two hundred twenty-three million, one hundred thirty-three", and thus it is an aban number.