211120211012210 has 8 divisors (see below), whose sum is σ = 380016379821996. Its totient is φ = 84448084404880.

The previous prime is 211120211012197. The next prime is 211120211012213. The reversal of 211120211012210 is 12210112021112.

It can be written as a sum of positive squares in 2 ways, for example, as 205952549996209 + 5167661016001 = 14351047^2 + 2273249^2 .

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

It is not an unprimeable number, because it can be changed into a prime (211120211012213) 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, 10556010550601 + ... + 10556010550620.

Almost surely, 2^{211120211012210} is an apocalyptic number.

211120211012210 is a deficient number, since it is larger than the sum of its proper divisors (168896168809786).

211120211012210 is a wasteful number, since it uses less digits than its factorization.

211120211012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21112021101228.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211120211012210 its reverse (12210112021112), we get a palindrome (223330323033322).

The spelling of 211120211012210 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred eleven million, twelve thousand, two hundred ten".