213133402233 has 24 divisors (see below), whose sum is σ = 314825367168. Its totient is φ = 138881850912.

The previous prime is 213133402219. The next prime is 213133402247. The reversal of 213133402233 is 332204331312.

213133402233 is a `hidden beast` number, since 2 + 1 + 313 + 340 + 2 + 2 + 3 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (213133402219) and next prime (213133402247).

It is not a de Polignac number, because 213133402233 - 2⁸ = 213133401977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213133402197 and 213133402206.

It is not an unprimeable number, because it can be changed into a prime (213133402213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12591 + ... + 653012.

It is an arithmetic number, because the mean of its divisors is an integer number (13117723632).

Almost surely, 2^213133402233 is an apocalyptic number.

It is an amenable number.

213133402233 is a deficient number, since it is larger than the sum of its proper divisors (101691964935).

213133402233 is a wasteful number, since it uses less digits than its factorization.

213133402233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666413 (or 666410 counting only the distinct ones).

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

Adding to 213133402233 its reverse (332204331312), we get a palindrome (545337733545).

The spelling of 213133402233 in words is "two hundred thirteen billion, one hundred thirty-three million, four hundred two thousand, two hundred thirty-three".