2123234144 has 48 divisors (see below), whose sum is σ = 4502615040. Its totient is φ = 982692480.

The previous prime is 2123234143. The next prime is 2123234147. The reversal of 2123234144 is 4414323212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123234143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23714 + ... + 69345.

It is an arithmetic number, because the mean of its divisors is an integer number (93804480).

Almost surely, 2^2123234144 is an apocalyptic number.

It is an amenable number.

2123234144 is an abundant number, since it is smaller than the sum of its proper divisors (2379380896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2123234144 is a wasteful number, since it uses less digits than its factorization.

2123234144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93123 (or 93115 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 2123234144 is about 46078.5649082087. The cubic root of 2123234144 is about 1285.2845779712.

Adding to 2123234144 its reverse (4414323212), we get a palindrome (6537557356).

The spelling of 2123234144 in words is "two billion, one hundred twenty-three million, two hundred thirty-four thousand, one hundred forty-four".