2201144345 has 8 divisors (see below), whose sum is σ = 2641691976. Its totient is φ = 1760702976.

The previous prime is 2201144333. The next prime is 2201144353. The reversal of 2201144345 is 5434411022.

It can be written as a sum of positive squares in 4 ways, for example, as 618616384 + 1582527961 = 24872^2 + 39781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2201144345 - 2¹⁴ = 2201127961 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29939 + ... + 72791.

It is an arithmetic number, because the mean of its divisors is an integer number (330211497).

Almost surely, 2^2201144345 is an apocalyptic number.

It is an amenable number.

2201144345 is a deficient number, since it is larger than the sum of its proper divisors (440547631).

2201144345 is a wasteful number, since it uses less digits than its factorization.

2201144345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53131.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2201144345 is about 46916.3547710178. The cubic root of 2201144345 is about 1300.8169115998.

Adding to 2201144345 its reverse (5434411022), we get a palindrome (7635555367).

The spelling of 2201144345 in words is "two billion, two hundred one million, one hundred forty-four thousand, three hundred forty-five".