213332222133 has 6 divisors (see below), whose sum is σ = 308146543094. Its totient is φ = 142221481416.

The previous prime is 213332222101. The next prime is 213332222137. The reversal of 213332222133 is 331222233312.

It can be written as a sum of positive squares in only one way, i.e., 190705143204 + 22627078929 = 436698^2 + 150423^2 .

It is not a de Polignac number, because 213332222133 - 2⁵ = 213332222101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 213332222097 and 213332222106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213332222137) 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, 11851790110 + ... + 11851790127.

Almost surely, 2^213332222133 is an apocalyptic number.

It is an amenable number.

213332222133 is a deficient number, since it is larger than the sum of its proper divisors (94814320961).

213332222133 is a wasteful number, since it uses less digits than its factorization.

213332222133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23703580243 (or 23703580240 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

Adding to 213332222133 its reverse (331222233312), we get a palindrome (544554455445).

The spelling of 213332222133 in words is "two hundred thirteen billion, three hundred thirty-two million, two hundred twenty-two thousand, one hundred thirty-three".