2302123121 has 16 divisors (see below), whose sum is σ = 2436403200. Its totient is φ = 2172734928.

The previous prime is 2302123081. The next prime is 2302123133. The reversal of 2302123121 is 1213212032.

2302123121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2302123121 - 2²² = 2297928817 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 2302123121.

It is not an unprimeable number, because it can be changed into a prime (2302123171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152450 + ... + 166868.

It is an arithmetic number, because the mean of its divisors is an integer number (152275200).

Almost surely, 2^2302123121 is an apocalyptic number.

It is an amenable number.

2302123121 is a deficient number, since it is larger than the sum of its proper divisors (134280079).

2302123121 is a wasteful number, since it uses less digits than its factorization.

2302123121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14588.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2302123121 is about 47980.4451938495. The cubic root of 2302123121 is about 1320.4121610457.

Adding to 2302123121 its reverse (1213212032), we get a palindrome (3515335153).

The spelling of 2302123121 in words is "two billion, three hundred two million, one hundred twenty-three thousand, one hundred twenty-one".