2123330113 has 4 divisors (see below), whose sum is σ = 2125317460. Its totient is φ = 2121342768.

The previous prime is 2123330081. The next prime is 2123330117. The reversal of 2123330113 is 3110333212.

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 1301189184 + 822140929 = 36072^2 + 28673^2 .

It is a cyclic number.

It is not a de Polignac number, because 2123330113 - 2⁵ = 2123330081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123330117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 992070 + ... + 994207.

It is an arithmetic number, because the mean of its divisors is an integer number (531329365).

Almost surely, 2^2123330113 is an apocalyptic number.

It is an amenable number.

2123330113 is a deficient number, since it is larger than the sum of its proper divisors (1987347).

2123330113 is a wasteful number, since it uses less digits than its factorization.

2123330113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1987346.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 2123330113 is about 46079.6062591685. The cubic root of 2123330113 is about 1285.3039423949.

Adding to 2123330113 its reverse (3110333212), we get a palindrome (5233663325).

The spelling of 2123330113 in words is "two billion, one hundred twenty-three million, three hundred thirty thousand, one hundred thirteen".