2200111103221 has 4 divisors (see below), whose sum is σ = 2216170308492. Its totient is φ = 2184051897952.

The previous prime is 2200111103207. The next prime is 2200111103231. The reversal of 2200111103221 is 1223011110022.

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 1848593736900 + 351517366321 = 1359630^2 + 592889^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200111103221 - 2¹⁷ = 2200110972149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2200111103195 and 2200111103204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200111103231) 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, 8029602430 + ... + 8029602703.

It is an arithmetic number, because the mean of its divisors is an integer number (554042577123).

Almost surely, 2^{2200111103221} is an apocalyptic number.

It is an amenable number.

2200111103221 is a deficient number, since it is larger than the sum of its proper divisors (16059205271).

2200111103221 is a wasteful number, since it uses less digits than its factorization.

2200111103221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16059205270.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2200111103221 its reverse (1223011110022), we get a palindrome (3423122213243).

The spelling of 2200111103221 in words is "two trillion, two hundred billion, one hundred eleven million, one hundred three thousand, two hundred twenty-one".