2340211121 has 4 divisors (see below), whose sum is σ = 2357293092. Its totient is φ = 2323129152.

The previous prime is 2340211091. The next prime is 2340211147. The reversal of 2340211121 is 1211120432.

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 2062522225 + 277688896 = 45415^2 + 16664^2 .

It is a cyclic number.

It is not a de Polignac number, because 2340211121 - 2¹⁴ = 2340194737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2340211121.

It is not an unprimeable number, because it can be changed into a prime (2340210121) 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, 8540780 + ... + 8541053.

It is an arithmetic number, because the mean of its divisors is an integer number (589323273).

Almost surely, 2^2340211121 is an apocalyptic number.

It is an amenable number.

2340211121 is a deficient number, since it is larger than the sum of its proper divisors (17081971).

2340211121 is a wasteful number, since it uses less digits than its factorization.

2340211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17081970.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2340211121 is about 48375.7286353394. The cubic root of 2340211121 is about 1327.6543200238.

Adding to 2340211121 its reverse (1211120432), we get a palindrome (3551331553).

The spelling of 2340211121 in words is "two billion, three hundred forty million, two hundred eleven thousand, one hundred twenty-one".