213330101211 has 12 divisors (see below), whose sum is σ = 326269566792. Its totient is φ = 133854181056.

The previous prime is 213330101167. The next prime is 213330101213. The reversal of 213330101211 is 112101033312.

213330101211 is a `hidden beast` number, since 21 + 3 + 330 + 101 + 211 = 666.

It is not a de Polignac number, because 213330101211 - 2⁹ = 213330100699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213330101213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 697157041 + ... + 697157346.

It is an arithmetic number, because the mean of its divisors is an integer number (27189130566).

Almost surely, 2^213330101211 is an apocalyptic number.

213330101211 is a deficient number, since it is larger than the sum of its proper divisors (112939465581).

213330101211 is a wasteful number, since it uses less digits than its factorization.

213330101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394314410 (or 1394314407 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 213330101211 its reverse (112101033312), we get a palindrome (325431134523).

The spelling of 213330101211 in words is "two hundred thirteen billion, three hundred thirty million, one hundred one thousand, two hundred eleven".