211113202163 has 4 divisors (see below), whose sum is σ = 211114868328. Its totient is φ = 211111536000.

The previous prime is 211113202147. The next prime is 211113202199. The reversal of 211113202163 is 361202311112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211113202163 - 2⁴ = 211113202147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211113292163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625838 + ... + 902163.

It is an arithmetic number, because the mean of its divisors is an integer number (52778717082).

Almost surely, 2^211113202163 is an apocalyptic number.

211113202163 is a deficient number, since it is larger than the sum of its proper divisors (1666165).

211113202163 is a wasteful number, since it uses less digits than its factorization.

211113202163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666164.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 211113202163 its reverse (361202311112), we get a palindrome (572315513275).

The spelling of 211113202163 in words is "two hundred eleven billion, one hundred thirteen million, two hundred two thousand, one hundred sixty-three".