210010012220 has 48 divisors (see below), whose sum is σ = 453668342400. Its totient is φ = 81612142080.

The previous prime is 210010012217. The next prime is 210010012271. The reversal of 210010012220 is 22210010012.

It is a happy number.

210010012220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339815 + ... + 731774.

It is an arithmetic number, because the mean of its divisors is an integer number (9451423800).

Almost surely, 2^210010012220 is an apocalyptic number.

210010012220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210010012220 is an abundant number, since it is smaller than the sum of its proper divisors (243658330180).

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

210010012220 is a wasteful number, since it uses less digits than its factorization.

210010012220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071878 (or 1071876 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210010012220 its reverse (22210010012), we get a palindrome (232220022232).

The spelling of 210010012220 in words is "two hundred ten billion, ten million, twelve thousand, two hundred twenty".