210002020221200 has 240 divisors, whose sum is σ = 525383032833792. Its totient is φ = 80597045760000.

The previous prime is 210002020221197. The next prime is 210002020221223. The reversal of 210002020221200 is 2122020200012.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11247487865 + ... + 11247506535.

Almost surely, 2^{210002020221200} is an apocalyptic number.

210002020221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210002020221200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262691516416896).

210002020221200 is an abundant number, since it is smaller than the sum of its proper divisors (315381012612592).

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

210002020221200 is a wasteful number, since it uses less digits than its factorization.

210002020221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30034 (or 30023 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 210002020221200 its reverse (2122020200012), we get a palindrome (212124040421212).

The spelling of 210002020221200 in words is "two hundred ten trillion, two billion, twenty million, two hundred twenty-one thousand, two hundred".