2302123232113 has 4 divisors (see below), whose sum is σ = 2306169143460. Its totient is φ = 2298077320768.

The previous prime is 2302123232047. The next prime is 2302123232117. The reversal of 2302123232113 is 3112323212032.

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 701855221824 + 1600268010289 = 837768^2 + 1265017^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2302123232113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2302123232117) 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, 2022954820 + ... + 2022955957.

It is an arithmetic number, because the mean of its divisors is an integer number (576542285865).

Almost surely, 2^{2302123232113} is an apocalyptic number.

It is an amenable number.

2302123232113 is a deficient number, since it is larger than the sum of its proper divisors (4045911347).

2302123232113 is an equidigital number, since it uses as much as digits as its factorization.

2302123232113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045911346.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2302123232113 its reverse (3112323212032), we get a palindrome (5414446444145).

The spelling of 2302123232113 in words is "two trillion, three hundred two billion, one hundred twenty-three million, two hundred thirty-two thousand, one hundred thirteen".