2123442434300 has 144 divisors (see below), whose sum is σ = 5250215964672. Its totient is φ = 737899641600.

The previous prime is 2123442434293. The next prime is 2123442434317. The reversal of 2123442434300 is 34342443212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27462494 + ... + 27539706.

It is an arithmetic number, because the mean of its divisors is an integer number (36459833088).

Almost surely, 2^{2123442434300} is an apocalyptic number.

2123442434300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2123442434300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2625107982336).

2123442434300 is an abundant number, since it is smaller than the sum of its proper divisors (3126773530372).

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

2123442434300 is a wasteful number, since it uses less digits than its factorization.

2123442434300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78348 (or 78341 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2123442434300 its reverse (34342443212), we get a palindrome (2157784877512).

The spelling of 2123442434300 in words is "two trillion, one hundred twenty-three billion, four hundred forty-two million, four hundred thirty-four thousand, three hundred".