2101130232 has 32 divisors (see below), whose sum is σ = 5561816400. Its totient is φ = 659177984.

The previous prime is 2101130221. The next prime is 2101130237. The reversal of 2101130232 is 2320311012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101130237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2574507 + ... + 2575322.

Almost surely, 2^2101130232 is an apocalyptic number.

It is an amenable number.

2101130232 is an abundant number, since it is smaller than the sum of its proper divisors (3460686168).

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

2101130232 is a wasteful number, since it uses less digits than its factorization.

2101130232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5149855 (or 5149851 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2101130232 is about 45838.0871328636. The cubic root of 2101130232 is about 1280.8088621257.

Adding to 2101130232 its reverse (2320311012), we get a palindrome (4421441244).

The spelling of 2101130232 in words is "two billion, one hundred one million, one hundred thirty thousand, two hundred thirty-two".