211320332206 has 16 divisors (see below), whose sum is σ = 322213478400. Its totient is φ = 103926010968.

The previous prime is 211320332191. The next prime is 211320332221. The reversal of 211320332206 is 602233023112.

It is an interprime number because it is at equal distance from previous prime (211320332191) and next prime (211320332221).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2501166 + ... + 2584273.

It is an arithmetic number, because the mean of its divisors is an integer number (20138342400).

Almost surely, 2^211320332206 is an apocalyptic number.

211320332206 is a deficient number, since it is larger than the sum of its proper divisors (110893146194).

211320332206 is a wasteful number, since it uses less digits than its factorization.

211320332206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5085783.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 211320332206 its reverse (602233023112), we get a palindrome (813553355318).

The spelling of 211320332206 in words is "two hundred eleven billion, three hundred twenty million, three hundred thirty-two thousand, two hundred six".