2133421012 has 12 divisors (see below), whose sum is σ = 3734952480. Its totient is φ = 1066291736.

The previous prime is 2133421009. The next prime is 2133421013. The reversal of 2133421012 is 2101243312.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133421013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93088 + ... + 113719.

It is an arithmetic number, because the mean of its divisors is an integer number (311246040).

Almost surely, 2^2133421012 is an apocalyptic number.

It is an amenable number.

2133421012 is a deficient number, since it is larger than the sum of its proper divisors (1601531468).

2133421012 is a wasteful number, since it uses less digits than its factorization.

2133421012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209390 (or 209388 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2133421012 is about 46188.9706748267. The cubic root of 2133421012 is about 1287.3368152371.

Adding to 2133421012 its reverse (2101243312), we get a palindrome (4234664324).

The spelling of 2133421012 in words is "two billion, one hundred thirty-three million, four hundred twenty-one thousand, twelve".