212003223110 has 48 divisors (see below), whose sum is σ = 470021089824. Its totient is φ = 68411121408.

The previous prime is 212003223083. The next prime is 212003223139. The reversal of 212003223110 is 11322300212.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 12716954 + ... + 12733613.

It is an arithmetic number, because the mean of its divisors is an integer number (9792106038).

Almost surely, 2^212003223110 is an apocalyptic number.

212003223110 is an abundant number, since it is smaller than the sum of its proper divisors (258017866714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212003223110 is a wasteful number, since it uses less digits than its factorization.

212003223110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25450605 (or 25450598 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212003223110 its reverse (11322300212), we get a palindrome (223325523322).

The spelling of 212003223110 in words is "two hundred twelve billion, three million, two hundred twenty-three thousand, one hundred ten".