2301320121 has 16 divisors (see below), whose sum is σ = 3085217664. Its totient is φ = 1525837824.

The previous prime is 2301320111. The next prime is 2301320129. The reversal of 2301320121 is 1210231032.

It is not a de Polignac number, because 2301320121 - 2¹⁷ = 2301189049 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2301320121.

It is not an unprimeable number, because it can be changed into a prime (2301320129) 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 15 ways as a sum of consecutive naturals, for example, 581676 + ... + 585618.

It is an arithmetic number, because the mean of its divisors is an integer number (192826104).

Almost surely, 2^2301320121 is an apocalyptic number.

It is an amenable number.

2301320121 is a deficient number, since it is larger than the sum of its proper divisors (783897543).

2301320121 is a wasteful number, since it uses less digits than its factorization.

2301320121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4960.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2301320121 is about 47972.0764716309. The cubic root of 2301320121 is about 1320.2586195519.

Adding to 2301320121 its reverse (1210231032), we get a palindrome (3511551153).

It can be divided in two parts, 23013 and 20121, that added together give a palindrome (43134).

The spelling of 2301320121 in words is "two billion, three hundred one million, three hundred twenty thousand, one hundred twenty-one".