200121210201110 has 64 divisors (see below), whose sum is σ = 395145043675200. Its totient is φ = 72367707916800.

The previous prime is 200121210201089. The next prime is 200121210201113. The reversal of 200121210201110 is 11102012121002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121210201113) 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, 1277924696 + ... + 1278081284.

It is an arithmetic number, because the mean of its divisors is an integer number (6174141307425).

Almost surely, 2^{200121210201110} is an apocalyptic number.

200121210201110 is a deficient number, since it is larger than the sum of its proper divisors (195023833474090).

200121210201110 is a wasteful number, since it uses less digits than its factorization.

200121210201110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220977.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200121210201110 its reverse (11102012121002), we get a palindrome (211223222322112).

The spelling of 200121210201110 in words is "two hundred trillion, one hundred twenty-one billion, two hundred ten million, two hundred one thousand, one hundred ten".