2303121113 has 2 divisors, whose sum is σ = 2303121114. Its totient is φ = 2303121112.

The previous prime is 2303121103. The next prime is 2303121193. The reversal of 2303121113 is 3111213032.

2303121113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2023830169 + 279290944 = 44987^2 + 16712^2 .

It is a cyclic number.

It is not a de Polignac number, because 2303121113 - 2²⁴ = 2286343897 is a prime.

It is a super-2 number, since 2×2303121113² = 10608733722292717538, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2303121091 and 2303121100.

It is not a weakly prime, because it can be changed into another prime (2303121103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151560556 + 1151560557.

It is an arithmetic number, because the mean of its divisors is an integer number (1151560557).

Almost surely, 2^2303121113 is an apocalyptic number.

It is an amenable number.

2303121113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2303121113 is an equidigital number, since it uses as much as digits as its factorization.

2303121113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 2303121113 is about 47990.8440538401. The cubic root of 2303121113 is about 1320.6029371727.

Adding to 2303121113 its reverse (3111213032), we get a palindrome (5414334145).

It can be divided in two parts, 23031 and 21113, that added together give a palindrome (44144).

The spelling of 2303121113 in words is "two billion, three hundred three million, one hundred twenty-one thousand, one hundred thirteen".