221002202100200 has 96 divisors (see below), whose sum is σ = 526387090320000. Its totient is φ = 86240742796800.

The previous prime is 221002202100149. The next prime is 221002202100271. The reversal of 221002202100200 is 2001202200122.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178462751 + ... + 179696849.

It is an arithmetic number, because the mean of its divisors is an integer number (5483198857500).

Almost surely, 2^{221002202100200} is an apocalyptic number.

221002202100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221002202100200 is an abundant number, since it is smaller than the sum of its proper divisors (305384888219800).

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

221002202100200 is a wasteful number, since it uses less digits than its factorization.

221002202100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255995 (or 1255986 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 221002202100200 its reverse (2001202200122), we get a palindrome (223003404300322).

The spelling of 221002202100200 in words is "two hundred twenty-one trillion, two billion, two hundred two million, one hundred thousand, two hundred".