210222220202220 has 48 divisors (see below), whose sum is σ = 588622915143648. Its totient is φ = 56059192189440.

The previous prime is 210222220202171. The next prime is 210222220202303. The reversal of 210222220202220 is 22202022222012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68956432 + ... + 71940488.

It is an arithmetic number, because the mean of its divisors is an integer number (12262977398826).

Almost surely, 2^{210222220202220} is an apocalyptic number.

210222220202220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210222220202220 is an abundant number, since it is smaller than the sum of its proper divisors (378400694941428).

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

210222220202220 is a wasteful number, since it uses less digits than its factorization.

210222220202220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4158210 (or 4158208 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 210222220202220 its reverse (22202022222012), we get a palindrome (232424242424232).

The spelling of 210222220202220 in words is "two hundred ten trillion, two hundred twenty-two billion, two hundred twenty million, two hundred two thousand, two hundred twenty".