213133030311 has 8 divisors (see below), whose sum is σ = 284200547440. Its totient is φ = 142077100032.

The previous prime is 213133030291. The next prime is 213133030349. The reversal of 213133030311 is 113030331312.

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

It is not a de Polignac number, because 213133030311 - 2¹³ = 213133022119 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 (213133030351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2853700 + ... + 2927433.

It is an arithmetic number, because the mean of its divisors is an integer number (35525068430).

Almost surely, 2^213133030311 is an apocalyptic number.

213133030311 is a deficient number, since it is larger than the sum of its proper divisors (71067517129).

213133030311 is a wasteful number, since it uses less digits than its factorization.

213133030311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5793425.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 213133030311 its reverse (113030331312), we get a palindrome (326163361623).

The spelling of 213133030311 in words is "two hundred thirteen billion, one hundred thirty-three million, thirty thousand, three hundred eleven".