2101727512 has 16 divisors (see below), whose sum is σ = 4032384840. Its totient is φ = 1026424896.

The previous prime is 2101727471. The next prime is 2101727513. The reversal of 2101727512 is 2157271012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101727513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3054493 + ... + 3055180.

Almost surely, 2^2101727512 is an apocalyptic number.

It is an amenable number.

2101727512 is a deficient number, since it is larger than the sum of its proper divisors (1930657328).

2101727512 is a wasteful number, since it uses less digits than its factorization.

2101727512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6109722 (or 6109718 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 28.

The square root of 2101727512 is about 45844.6017759998. The cubic root of 2101727512 is about 1280.9302141214.

Adding to 2101727512 its reverse (2157271012), we get a palindrome (4258998524).

The spelling of 2101727512 in words is "two billion, one hundred one million, seven hundred twenty-seven thousand, five hundred twelve".