2113233013 has 4 divisors (see below), whose sum is σ = 2153105388. Its totient is φ = 2073360640.

The previous prime is 2113233007. The next prime is 2113233019. The reversal of 2113233013 is 3103323112.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2113233007) and next prime (2113233019).

It can be written as a sum of positive squares in 2 ways, for example, as 1179441649 + 933791364 = 34343^2 + 30558^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113233013 - 2⁹ = 2113232501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113233019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19936108 + ... + 19936213.

It is an arithmetic number, because the mean of its divisors is an integer number (538276347).

Almost surely, 2^2113233013 is an apocalyptic number.

It is an amenable number.

2113233013 is a deficient number, since it is larger than the sum of its proper divisors (39872375).

2113233013 is an equidigital number, since it uses as much as digits as its factorization.

2113233013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39872374.

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

The square root of 2113233013 is about 45969.9142157129. The cubic root of 2113233013 is about 1283.2633634459.

Adding to 2113233013 its reverse (3103323112), we get a palindrome (5216556125).

Subtracting 2113233013 from its reverse (3103323112), we obtain a palindrome (990090099).

It can be divided in two parts, 21132 and 33013, that added together give a palindrome (54145).

The spelling of 2113233013 in words is "two billion, one hundred thirteen million, two hundred thirty-three thousand, thirteen".