2200360721 has 16 divisors (see below), whose sum is σ = 2496459840. Its totient is φ = 1922564160.

The previous prime is 2200360663. The next prime is 2200360739. The reversal of 2200360721 is 1270630022.

It is a cyclic number.

It is not a de Polignac number, because 2200360721 - 2¹⁸ = 2200098577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2200360751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355826 + ... + 361956.

It is an arithmetic number, because the mean of its divisors is an integer number (156028740).

Almost surely, 2^2200360721 is an apocalyptic number.

It is an amenable number.

2200360721 is a deficient number, since it is larger than the sum of its proper divisors (296099119).

2200360721 is a wasteful number, since it uses less digits than its factorization.

2200360721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7616.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2200360721 is about 46908.0027394047. The cubic root of 2200360721 is about 1300.6625263981.

Adding to 2200360721 its reverse (1270630022), we get a palindrome (3470990743).

The spelling of 2200360721 in words is "two billion, two hundred million, three hundred sixty thousand, seven hundred twenty-one".