2200103013221 has 4 divisors (see below), whose sum is σ = 2201893171500. Its totient is φ = 2198312854944.

The previous prime is 2200103013217. The next prime is 2200103013307. The reversal of 2200103013221 is 1223103010022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1342154688196 + 857948325025 = 1158514^2 + 926255^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200103013221 - 2² = 2200103013217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2200103013221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200103015221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 895077296 + ... + 895079753.

It is an arithmetic number, because the mean of its divisors is an integer number (550473292875).

Almost surely, 2^{2200103013221} is an apocalyptic number.

It is an amenable number.

2200103013221 is a deficient number, since it is larger than the sum of its proper divisors (1790158279).

2200103013221 is a wasteful number, since it uses less digits than its factorization.

2200103013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790158278.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2200103013221 its reverse (1223103010022), we get a palindrome (3423206023243).

The spelling of 2200103013221 in words is "two trillion, two hundred billion, one hundred three million, thirteen thousand, two hundred twenty-one".