2101132244 has 12 divisors (see below), whose sum is σ = 3803774100. Its totient is φ = 1014339648.

The previous prime is 2101132223. The next prime is 2101132277. The reversal of 2101132244 is 4422311012.

It can be written as a sum of positive squares in 2 ways, for example, as 1106360644 + 994771600 = 33262^2 + 31540^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9056489 + ... + 9056720.

It is an arithmetic number, because the mean of its divisors is an integer number (316981175).

Almost surely, 2^2101132244 is an apocalyptic number.

It is an amenable number.

2101132244 is a deficient number, since it is larger than the sum of its proper divisors (1702641856).

2101132244 is a wasteful number, since it uses less digits than its factorization.

2101132244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18113242 (or 18113240 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2101132244 is about 45838.1090796730. The cubic root of 2101132244 is about 1280.8092709512.

Adding to 2101132244 its reverse (4422311012), we get a palindrome (6523443256).

The spelling of 2101132244 in words is "two billion, one hundred one million, one hundred thirty-two thousand, two hundred forty-four".