213230133311 has 8 divisors (see below), whose sum is σ = 229642402080. Its totient is φ = 196819286112.

The previous prime is 213230133299. The next prime is 213230133329. The reversal of 213230133311 is 113331032312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213230133311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213230133911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33020 + ... + 653873.

It is an arithmetic number, because the mean of its divisors is an integer number (28705300260).

Almost surely, 2^213230133311 is an apocalyptic number.

213230133311 is a deficient number, since it is larger than the sum of its proper divisors (16412268769).

213230133311 is a wasteful number, since it uses less digits than its factorization.

213230133311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710785.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 213230133311 its reverse (113331032312), we get a palindrome (326561165623).

It can be divided in two parts, 2132301 and 33311, that added together give a palindrome (2165612).

The spelling of 213230133311 in words is "two hundred thirteen billion, two hundred thirty million, one hundred thirty-three thousand, three hundred eleven".