211883821130 has 32 divisors (see below), whose sum is σ = 385385772240. Its totient is φ = 83866060800.

The previous prime is 211883821067. The next prime is 211883821133. The reversal of 211883821130 is 31128388112.

It can be written as a sum of positive squares in 8 ways, for example, as 91597627801 + 120286193329 = 302651^2 + 346823^2 .

It is not an unprimeable number, because it can be changed into a prime (211883821133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7580180 + ... + 7608080.

Almost surely, 2^211883821130 is an apocalyptic number.

211883821130 is a deficient number, since it is larger than the sum of its proper divisors (173501951110).

211883821130 is a wasteful number, since it uses less digits than its factorization.

211883821130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35834.

The product of its (nonzero) digits is 18432, while the sum is 38.

The spelling of 211883821130 in words is "two hundred eleven billion, eight hundred eighty-three million, eight hundred twenty-one thousand, one hundred thirty".