200120002100210 has 32 divisors (see below), whose sum is σ = 360371280156480. Its totient is φ = 80013502274112.

The previous prime is 200120002100087. The next prime is 200120002100219. The reversal of 200120002100210 is 12001200021002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200120002100191 and 200120002100200.

It is not an unprimeable number, because it can be changed into a prime (200120002100219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221315696 + ... + 222218084.

It is an arithmetic number, because the mean of its divisors is an integer number (11261602504890).

Almost surely, 2^{200120002100210} is an apocalyptic number.

200120002100210 is a deficient number, since it is larger than the sum of its proper divisors (160251278056270).

200120002100210 is a wasteful number, since it uses less digits than its factorization.

200120002100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911930.

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

Adding to 200120002100210 its reverse (12001200021002), we get a palindrome (212121202121212).

The spelling of 200120002100210 in words is "two hundred trillion, one hundred twenty billion, two million, one hundred thousand, two hundred ten".