2101132311 has 8 divisors (see below), whose sum is σ = 2802156144. Its totient is φ = 1400431680.

The previous prime is 2101132279. The next prime is 2101132339. The reversal of 2101132311 is 1132311012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2101132311 - 2⁵ = 2101132279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101132351) 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, 65200 + ... + 91941.

It is an arithmetic number, because the mean of its divisors is an integer number (350269518).

Almost surely, 2^2101132311 is an apocalyptic number.

2101132311 is a deficient number, since it is larger than the sum of its proper divisors (701023833).

2101132311 is a wasteful number, since it uses less digits than its factorization.

2101132311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161601.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 2101132311 is about 45838.1098105059. The cubic root of 2101132311 is about 1280.8092845651.

Adding to 2101132311 its reverse (1132311012), we get a palindrome (3233443323).

The spelling of 2101132311 in words is "two billion, one hundred one million, one hundred thirty-two thousand, three hundred eleven".