200120212021210 has 64 divisors (see below), whose sum is σ = 393635430203904. Its totient is φ = 72804205958400.

The previous prime is 200120212021153. The next prime is 200120212021211. The reversal of 200120212021210 is 12120212021002.

It is a happy number.

200120212021210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (200120212021211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7952115 + ... + 21528505.

It is an arithmetic number, because the mean of its divisors is an integer number (6150553596936).

Almost surely, 2^{200120212021210} is an apocalyptic number.

200120212021210 is a deficient number, since it is larger than the sum of its proper divisors (193515218182694).

200120212021210 is a wasteful number, since it uses less digits than its factorization.

200120212021210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13578079.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200120212021210 its reverse (12120212021002), we get a palindrome (212240424042212).

The spelling of 200120212021210 in words is "two hundred trillion, one hundred twenty billion, two hundred twelve million, twenty-one thousand, two hundred ten".