211133240210 has 8 divisors (see below), whose sum is σ = 380039832396. Its totient is φ = 84453296080.

The previous prime is 211133240207. The next prime is 211133240233. The reversal of 211133240210 is 12042331112.

It can be written as a sum of positive squares in 2 ways, for example, as 211131979081 + 1261129 = 459491^2 + 1123^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10556662001 + ... + 10556662020.

Almost surely, 2^211133240210 is an apocalyptic number.

211133240210 is a deficient number, since it is larger than the sum of its proper divisors (168906592186).

211133240210 is a wasteful number, since it uses less digits than its factorization.

211133240210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21113324028.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 211133240210 its reverse (12042331112), we get a palindrome (223175571322).

The spelling of 211133240210 in words is "two hundred eleven billion, one hundred thirty-three million, two hundred forty thousand, two hundred ten".