12201021100202 has 16 divisors (see below), whose sum is σ = 19965389248512. Its totient is φ = 5545895905920.

The previous prime is 12201021100189. The next prime is 12201021100217. The reversal of 12201021100202 is 20200112010221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5099258 + ... + 7099610.

It is an arithmetic number, because the mean of its divisors is an integer number (1247836828032).

Almost surely, 2^{12201021100202} is an apocalyptic number.

12201021100202 is a deficient number, since it is larger than the sum of its proper divisors (7764368148310).

12201021100202 is a wasteful number, since it uses less digits than its factorization.

12201021100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277613.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12201021100202 its reverse (20200112010221), we get a palindrome (32401133110423).

It can be divided in two parts, 122010 and 21100202, that added together give a palindrome (21222212).

The spelling of 12201021100202 in words is "twelve trillion, two hundred one billion, twenty-one million, one hundred thousand, two hundred two".