192091112100 has 108 divisors (see below), whose sum is σ = 603886516324. Its totient is φ = 51072215040.

The previous prime is 192091112069. The next prime is 192091112117. The reversal of 192091112100 is 1211190291.

It can be written as a sum of positive squares in 6 ways, for example, as 576 + 192091111524 = 24^2 + 438282^2 .

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 13369 + ... + 619968.

Almost surely, 2^192091112100 is an apocalyptic number.

192091112100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 192091112100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301943258162).

192091112100 is an abundant number, since it is smaller than the sum of its proper divisors (411795404224).

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

192091112100 is a wasteful number, since it uses less digits than its factorization.

192091112100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633694 (or 633684 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The spelling of 192091112100 in words is "one hundred ninety-two billion, ninety-one million, one hundred twelve thousand, one hundred".