212220110110 has 32 divisors (see below), whose sum is σ = 387876003840. Its totient is φ = 83582586912.

The previous prime is 212220110051. The next prime is 212220110117. The reversal of 212220110110 is 11011022212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212220110117) 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, 1406931 + ... + 1550449.

It is an arithmetic number, because the mean of its divisors is an integer number (12121125120).

Almost surely, 2^212220110110 is an apocalyptic number.

212220110110 is a deficient number, since it is larger than the sum of its proper divisors (175655893730).

212220110110 is a wasteful number, since it uses less digits than its factorization.

212220110110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145800.

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

Adding to 212220110110 its reverse (11011022212), we get a palindrome (223231132322).

The spelling of 212220110110 in words is "two hundred twelve billion, two hundred twenty million, one hundred ten thousand, one hundred ten".