2201210113 has 4 divisors (see below), whose sum is σ = 2277113940. Its totient is φ = 2125306288.

The previous prime is 2201210111. The next prime is 2201210117. The reversal of 2201210113 is 3110121022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3110121022 = 2 ⋅1555060511.

It can be written as a sum of positive squares in 2 ways, for example, as 467986689 + 1733223424 = 21633^2 + 41632^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201210113 - 2¹ = 2201210111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2201210093 and 2201210102.

It is not an unprimeable number, because it can be changed into a prime (2201210111) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 37951870 + ... + 37951927.

It is an arithmetic number, because the mean of its divisors is an integer number (569278485).

Almost surely, 2^2201210113 is an apocalyptic number.

It is an amenable number.

2201210113 is a deficient number, since it is larger than the sum of its proper divisors (75903827).

2201210113 is an equidigital number, since it uses as much as digits as its factorization.

2201210113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75903826.

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

The square root of 2201210113 is about 46917.0556727508. The cubic root of 2201210113 is about 1300.8298671752.

Adding to 2201210113 its reverse (3110121022), we get a palindrome (5311331135).

The spelling of 2201210113 in words is "two billion, two hundred one million, two hundred ten thousand, one hundred thirteen".