2200121113 has 4 divisors (see below), whose sum is σ = 2329540020. Its totient is φ = 2070702208.

The previous prime is 2200121111. The next prime is 2200121129. The reversal of 2200121113 is 3111210022.

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 1263944704 + 936176409 = 35552^2 + 30597^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200121113 - 2¹ = 2200121111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2200121093 and 2200121102.

It is not an unprimeable number, because it can be changed into a prime (2200121111) 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, 64709428 + ... + 64709461.

It is an arithmetic number, because the mean of its divisors is an integer number (582385005).

Almost surely, 2^2200121113 is an apocalyptic number.

It is an amenable number.

2200121113 is a deficient number, since it is larger than the sum of its proper divisors (129418907).

2200121113 is a wasteful number, since it uses less digits than its factorization.

2200121113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129418906.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2200121113 is about 46905.4486493840. The cubic root of 2200121113 is about 1300.6153128577.

Adding to 2200121113 its reverse (3111210022), we get a palindrome (5311331135).

The spelling of 2200121113 in words is "two billion, two hundred million, one hundred twenty-one thousand, one hundred thirteen".