2101323232 has 48 divisors (see below), whose sum is σ = 4215078000. Its totient is φ = 1030896640.

The previous prime is 2101323227. The next prime is 2101323239. The reversal of 2101323232 is 2323231012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101323239) 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 7 ways as a sum of consecutive naturals, for example, 1979982 + ... + 1981042.

It is an arithmetic number, because the mean of its divisors is an integer number (87814125).

Almost surely, 2^2101323232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2101323232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2107539000).

2101323232 is an abundant number, since it is smaller than the sum of its proper divisors (2113754768).

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

2101323232 is a wasteful number, since it uses less digits than its factorization.

2101323232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2179 (or 2171 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2101323232 is about 45840.1923207135. The cubic root of 2101323232 is about 1280.8480772964.

Adding to 2101323232 its reverse (2323231012), we get a palindrome (4424554244).

The spelling of 2101323232 in words is "two billion, one hundred one million, three hundred twenty-three thousand, two hundred thirty-two".