200221211221010 has 32 divisors (see below), whose sum is σ = 411905225583360. Its totient is φ = 68643673906752.

The previous prime is 200221211220967. The next prime is 200221211221039. The reversal of 200221211221010 is 10122112122002.

It is a self number, because there is not a number n which added to its sum of digits gives 200221211221010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73623929 + ... + 76294988.

It is an arithmetic number, because the mean of its divisors is an integer number (12872038299480).

Almost surely, 2^{200221211221010} is an apocalyptic number.

200221211221010 is an abundant number, since it is smaller than the sum of its proper divisors (211684014362350).

200221211221010 is a wasteful number, since it uses less digits than its factorization.

200221211221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149938010.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200221211221010 its reverse (10122112122002), we get a palindrome (210343323343012).

The spelling of 200221211221010 in words is "two hundred trillion, two hundred twenty-one billion, two hundred eleven million, two hundred twenty-one thousand, ten".