210220220211 has 8 divisors (see below), whose sum is σ = 280297651920. Its totient is φ = 140144800992.

The previous prime is 210220220191. The next prime is 210220220251. The reversal of 210220220211 is 112022022012.

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

It is not a de Polignac number, because 210220220211 - 2¹¹ = 210220218163 is a prime.

It is a super-2 number, since 2×210220220211² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210220220251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239680 + ... + 691293.

It is an arithmetic number, because the mean of its divisors is an integer number (35037206490).

Almost surely, 2^210220220211 is an apocalyptic number.

210220220211 is a deficient number, since it is larger than the sum of its proper divisors (70077431709).

210220220211 is an equidigital number, since it uses as much as digits as its factorization.

210220220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006245.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210220220211 its reverse (112022022012), we get a palindrome (322242242223).

The spelling of 210220220211 in words is "two hundred ten billion, two hundred twenty million, two hundred twenty thousand, two hundred eleven".