2102132244 has 24 divisors (see below), whose sum is σ = 4920457248. Its totient is φ = 698499040.

The previous prime is 2102132243. The next prime is 2102132257. The reversal of 2102132244 is 4422312012.

It is a self number, because there is not a number n which added to its sum of digits gives 2102132244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102132243) 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, 272502 + ... + 280109.

It is an arithmetic number, because the mean of its divisors is an integer number (205019052).

Almost surely, 2^2102132244 is an apocalyptic number.

It is an amenable number.

2102132244 is an abundant number, since it is smaller than the sum of its proper divisors (2818325004).

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

2102132244 is a wasteful number, since it uses less digits than its factorization.

2102132244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552935 (or 552933 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2102132244 is about 45849.0157364365. The cubic root of 2102132244 is about 1281.0124322284.

Adding to 2102132244 its reverse (4422312012), we get a palindrome (6524444256).

The spelling of 2102132244 in words is "two billion, one hundred two million, one hundred thirty-two thousand, two hundred forty-four".