2133043242 has 64 divisors (see below), whose sum is σ = 4784158080. Its totient is φ = 628531200.

The previous prime is 2133043217. The next prime is 2133043243. The reversal of 2133043242 is 2423403312.

It is not an unprimeable number, because it can be changed into a prime (2133043243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 355338 + ... + 361290.

It is an arithmetic number, because the mean of its divisors is an integer number (74752470).

Almost surely, 2^2133043242 is an apocalyptic number.

2133043242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2133043242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2392079040).

2133043242 is an abundant number, since it is smaller than the sum of its proper divisors (2651114838).

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

2133043242 is a wasteful number, since it uses less digits than its factorization.

2133043242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6119.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2133043242 is about 46184.8810976060. The cubic root of 2133043242 is about 1287.2608268077.

Adding to 2133043242 its reverse (2423403312), we get a palindrome (4556446554).

The spelling of 2133043242 in words is "two billion, one hundred thirty-three million, forty-three thousand, two hundred forty-two".