2133442144 has 12 divisors (see below), whose sum is σ = 4200214284. Its totient is φ = 1066721056.

The previous prime is 2133442133. The next prime is 2133442177. The reversal of 2133442144 is 4412443312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33335002 + ... + 33335065.

It is an arithmetic number, because the mean of its divisors is an integer number (350017857).

Almost surely, 2^2133442144 is an apocalyptic number.

It is an amenable number.

2133442144 is a deficient number, since it is larger than the sum of its proper divisors (2066772140).

2133442144 is an equidigital number, since it uses as much as digits as its factorization.

2133442144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66670077 (or 66670069 counting only the distinct ones).

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

The square root of 2133442144 is about 46189.1994301698. The cubic root of 2133442144 is about 1287.3410656737.

Adding to 2133442144 its reverse (4412443312), we get a palindrome (6545885456).

The spelling of 2133442144 in words is "two billion, one hundred thirty-three million, four hundred forty-two thousand, one hundred forty-four".