221002200220012 has 12 divisors (see below), whose sum is σ = 400090190053680. Its totient is φ = 106690717347536.

The previous prime is 221002200219989. The next prime is 221002200220051. The reversal of 221002200220012 is 210022002200122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 952595690488 + ... + 952595690719.

It is an arithmetic number, because the mean of its divisors is an integer number (33340849171140).

Almost surely, 2^{221002200220012} is an apocalyptic number.

It is an amenable number.

221002200220012 is a deficient number, since it is larger than the sum of its proper divisors (179087989833668).

221002200220012 is a wasteful number, since it uses less digits than its factorization.

221002200220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905191381240 (or 1905191381238 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 221002200220012 its reverse (210022002200122), we get a palindrome (431024202420134).

It can be divided in two parts, 2 and 21002200220012, that multiplied together give a palindrome (42004400440024).

The spelling of 221002200220012 in words is "two hundred twenty-one trillion, two billion, two hundred million, two hundred twenty thousand, twelve".