213211112303211 has 24 divisors (see below), whose sum is σ = 330855552013392. Its totient is φ = 121617746764800.

The previous prime is 213211112303173. The next prime is 213211112303221. The reversal of 213211112303211 is 112303211112312.

It is not a de Polignac number, because 213211112303211 - 2¹⁹ = 213211111778923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213211112303221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17275241950 + ... + 17275254291.

It is an arithmetic number, because the mean of its divisors is an integer number (13785648000558).

Almost surely, 2^{213211112303211} is an apocalyptic number.

213211112303211 is a deficient number, since it is larger than the sum of its proper divisors (117644439710181).

213211112303211 is a wasteful number, since it uses less digits than its factorization.

213211112303211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34550496283 (or 34550496272 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 213211112303211 its reverse (112303211112312), we get a palindrome (325514323415523).

The spelling of 213211112303211 in words is "two hundred thirteen trillion, two hundred eleven billion, one hundred twelve million, three hundred three thousand, two hundred eleven".