10919191919100 has 36 divisors (see below), whose sum is σ = 31592861953464. Its totient is φ = 2911784511680.

The previous prime is 10919191919093. The next prime is 10919191919101. The reversal of 10919191919100 is 191919191901.

It is a super-2 number, since 2×10919191919100² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10919191919101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18198652899 + ... + 18198653498.

Almost surely, 2^{10919191919100} is an apocalyptic number.

10919191919100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10919191919100 is an abundant number, since it is smaller than the sum of its proper divisors (20673670034364).

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

10919191919100 is a wasteful number, since it uses less digits than its factorization.

10919191919100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36397306414 (or 36397306407 counting only the distinct ones).

The product of its (nonzero) digits is 59049, while the sum is 51.

The spelling of 10919191919100 in words is "ten trillion, nine hundred nineteen billion, one hundred ninety-one million, nine hundred nineteen thousand, one hundred".