212210220110 has 32 divisors (see below), whose sum is σ = 436566316032. Its totient is φ = 72754526880.

The previous prime is 212210220059. The next prime is 212210220119. The reversal of 212210220110 is 11022012212.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212210220119) 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, 1913849 + ... + 2021691.

It is an arithmetic number, because the mean of its divisors is an integer number (13642697376).

Almost surely, 2^212210220110 is an apocalyptic number.

212210220110 is an abundant number, since it is smaller than the sum of its proper divisors (224356095922).

212210220110 is a wasteful number, since it uses less digits than its factorization.

212210220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135968.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212210220110 its reverse (11022012212), we get a palindrome (223232232322).

The spelling of 212210220110 in words is "two hundred twelve billion, two hundred ten million, two hundred twenty thousand, one hundred ten".