2303121142 has 16 divisors (see below), whose sum is σ = 3962783232. Its totient is φ = 983408040.

The previous prime is 2303121113. The next prime is 2303121193. The reversal of 2303121142 is 2411213032.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 299728 + ... + 307315.

It is an arithmetic number, because the mean of its divisors is an integer number (247673952).

Almost surely, 2^2303121142 is an apocalyptic number.

2303121142 is a deficient number, since it is larger than the sum of its proper divisors (1659662090).

2303121142 is a wasteful number, since it uses less digits than its factorization.

2303121142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607323.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2303121142 is about 47990.8443559811. The cubic root of 2303121142 is about 1320.6029427156.

Adding to 2303121142 its reverse (2411213032), we get a palindrome (4714334174).

The spelling of 2303121142 in words is "two billion, three hundred three million, one hundred twenty-one thousand, one hundred forty-two".