11728910201099 has 16 divisors (see below), whose sum is σ = 14441064641472. Its totient is φ = 9276492169728.

The previous prime is 11728910201087. The next prime is 11728910201119. The reversal of 11728910201099 is 99010201982711.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-11728910201099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11728910221099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24236114 + ... + 24715319.

It is an arithmetic number, because the mean of its divisors is an integer number (902566540092).

Almost surely, 2^{11728910201099} is an apocalyptic number.

11728910201099 is a deficient number, since it is larger than the sum of its proper divisors (2712154440373).

11728910201099 is a wasteful number, since it uses less digits than its factorization.

11728910201099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48954086.

The product of its (nonzero) digits is 163296, while the sum is 50.

The spelling of 11728910201099 in words is "eleven trillion, seven hundred twenty-eight billion, nine hundred ten million, two hundred one thousand, ninety-nine".