210210120021200 has 120 divisors (see below), whose sum is σ = 543893234605056. Its totient is φ = 77613907392000.

The previous prime is 210210120021091. The next prime is 210210120021203. The reversal of 210210120021200 is 2120021012012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210210120021203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194935505 + ... + 196010895.

Almost surely, 2^{210210120021200} is an apocalyptic number.

210210120021200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210210120021200 is an abundant number, since it is smaller than the sum of its proper divisors (333683114583856).

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

210210120021200 is a wasteful number, since it uses less digits than its factorization.

210210120021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113013 (or 1113002 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210210120021200 its reverse (2120021012012), we get a palindrome (212330141033212).

The spelling of 210210120021200 in words is "two hundred ten trillion, two hundred ten billion, one hundred twenty million, twenty-one thousand, two hundred".