210120020020200 has 48 divisors (see below), whose sum is σ = 651372062064480. Its totient is φ = 56032005338560.

The previous prime is 210120020020193. The next prime is 210120020020201. The reversal of 210120020020200 is 2020020021012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (210120020020201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175100016084 + ... + 175100017283.

It is an arithmetic number, because the mean of its divisors is an integer number (13570251293010).

Almost surely, 2^{210120020020200} is an apocalyptic number.

210120020020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210120020020200 is an abundant number, since it is smaller than the sum of its proper divisors (441252042044280).

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

210120020020200 is a wasteful number, since it uses less digits than its factorization.

210120020020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350200033386 (or 350200033377 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 210120020020200 its reverse (2020020021012), we get a palindrome (212140040041212).

The spelling of 210120020020200 in words is "two hundred ten trillion, one hundred twenty billion, twenty million, twenty thousand, two hundred".