2133221034 has 32 divisors (see below), whose sum is σ = 5044072320. Its totient is φ = 588474432.

The previous prime is 2133220987. The next prime is 2133221059. The reversal of 2133221034 is 4301223312.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2133221034.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 874489 + ... + 876924.

It is an arithmetic number, because the mean of its divisors is an integer number (157627260).

Almost surely, 2^2133221034 is an apocalyptic number.

2133221034 is an abundant number, since it is smaller than the sum of its proper divisors (2910851286).

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

2133221034 is a wasteful number, since it uses less digits than its factorization.

2133221034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751454.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2133221034 is about 46186.8058432276. The cubic root of 2133221034 is about 1287.2965907832.

Adding to 2133221034 its reverse (4301223312), we get a palindrome (6434444346).

The spelling of 2133221034 in words is "two billion, one hundred thirty-three million, two hundred twenty-one thousand, thirty-four".