2133444124 has 54 divisors (see below), whose sum is σ = 4464197136. Its totient is φ = 889509600.

The previous prime is 2133444077. The next prime is 2133444151. The reversal of 2133444124 is 4214443312.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 2133444092 and 2133444101.

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 17 ways as a sum of consecutive naturals, for example, 264349 + ... + 272299.

Almost surely, 2^2133444124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2133444124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2232098568).

2133444124 is an abundant number, since it is smaller than the sum of its proper divisors (2330753012).

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

2133444124 is a wasteful number, since it uses less digits than its factorization.

2133444124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8043 (or 7997 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 2133444124 is about 46189.2208637470. The cubic root of 2133444124 is about 1287.3414639244.

Adding to 2133444124 its reverse (4214443312), we get a palindrome (6347887436).

The spelling of 2133444124 in words is "two billion, one hundred thirty-three million, four hundred forty-four thousand, one hundred twenty-four".