101091920092 has 24 divisors (see below), whose sum is σ = 177224947200. Its totient is φ = 50456296176.

The previous prime is 101091920089. The next prime is 101091920093. The reversal of 101091920092 is 290029190101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101091920093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6255759 + ... + 6271897.

It is an arithmetic number, because the mean of its divisors is an integer number (7384372800).

Almost surely, 2^101091920092 is an apocalyptic number.

It is an amenable number.

101091920092 is a deficient number, since it is larger than the sum of its proper divisors (76133027108).

101091920092 is a wasteful number, since it uses less digits than its factorization.

101091920092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18825 (or 18823 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 101091920092 in words is "one hundred one billion, ninety-one million, nine hundred twenty thousand, ninety-two".