200221100221002 has 64 divisors (see below), whose sum is σ = 485464404858624. Its totient is φ = 53741446824960.

The previous prime is 200221100220949. The next prime is 200221100221027. The reversal of 200221100221002 is 200122001122002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 258783513 + ... + 259556060.

It is an arithmetic number, because the mean of its divisors is an integer number (7585381325916).

Almost surely, 2^{200221100221002} is an apocalyptic number.

200221100221002 is an abundant number, since it is smaller than the sum of its proper divisors (285243304637622).

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

200221100221002 is a wasteful number, since it uses less digits than its factorization.

200221100221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518340143.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200221100221002 its reverse (200122001122002), we get a palindrome (400343101343004).

The spelling of 200221100221002 in words is "two hundred trillion, two hundred twenty-one billion, one hundred million, two hundred twenty-one thousand, two".