2133311334 has 96 divisors (see below), whose sum is σ = 5733058176. Its totient is φ = 521498880.

The previous prime is 2133311309. The next prime is 2133311363. The reversal of 2133311334 is 4331133312.

It is a happy number.

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, 35577 + ... + 74379.

It is an arithmetic number, because the mean of its divisors is an integer number (59719356).

Almost surely, 2^2133311334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2133311334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2866529088).

2133311334 is an abundant number, since it is smaller than the sum of its proper divisors (3599746842).

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

2133311334 is a wasteful number, since it uses less digits than its factorization.

2133311334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38850 (or 38843 counting only the distinct ones).

The product of its digits is 1944, while the sum is 24.

The square root of 2133311334 is about 46187.7833847869. The cubic root of 2133311334 is about 1287.3147544334.

Adding to 2133311334 its reverse (4331133312), we get a palindrome (6464444646).

The spelling of 2133311334 in words is "two billion, one hundred thirty-three million, three hundred eleven thousand, three hundred thirty-four".