211210011010 has 16 divisors (see below), whose sum is σ = 381326599872. Its totient is φ = 84228764400.

The previous prime is 211210010989. The next prime is 211210011013. The reversal of 211210011010 is 10110012112.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (211210011013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31901526 + ... + 31908145.

It is an arithmetic number, because the mean of its divisors is an integer number (23832912492).

Almost surely, 2^211210011010 is an apocalyptic number.

211210011010 is a deficient number, since it is larger than the sum of its proper divisors (170116588862).

211210011010 is a wasteful number, since it uses less digits than its factorization.

211210011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63810009.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 211210011010 its reverse (10110012112), we get a palindrome (221320023122).

The spelling of 211210011010 in words is "two hundred eleven billion, two hundred ten million, eleven thousand, ten".