211113023213 has 32 divisors (see below), whose sum is σ = 227084132352. Its totient is φ = 195901675200.

The previous prime is 211113023203. The next prime is 211113023239. The reversal of 211113023213 is 312320311112.

It is a happy number.

211113023213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 211113023213 - 2¹⁶ = 211112957677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211113023203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47728520 + ... + 47732942.

It is an arithmetic number, because the mean of its divisors is an integer number (7096379136).

Almost surely, 2^211113023213 is an apocalyptic number.

It is an amenable number.

211113023213 is a deficient number, since it is larger than the sum of its proper divisors (15971109139).

211113023213 is a wasteful number, since it uses less digits than its factorization.

211113023213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 211113023213 its reverse (312320311112), we get a palindrome (523433334325).

The spelling of 211113023213 in words is "two hundred eleven billion, one hundred thirteen million, twenty-three thousand, two hundred thirteen".