212110220110 has 16 divisors (see below), whose sum is σ = 381819103776. Its totient is φ = 84839486368.

The previous prime is 212110220081. The next prime is 212110220111. The reversal of 212110220110 is 11022011212.

It is a super-2 number, since 2×212110220110² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212110220111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378409 + ... + 753268.

It is an arithmetic number, because the mean of its divisors is an integer number (23863693986).

Almost surely, 2^212110220110 is an apocalyptic number.

212110220110 is a deficient number, since it is larger than the sum of its proper divisors (169708883666).

212110220110 is a wasteful number, since it uses less digits than its factorization.

212110220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150427.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212110220110 its reverse (11022011212), we get a palindrome (223132231322).

The spelling of 212110220110 in words is "two hundred twelve billion, one hundred ten million, two hundred twenty thousand, one hundred ten".