112172503163820 has 96 divisors (see below), whose sum is σ = 342648320103936. Its totient is φ = 27192357081600.

The previous prime is 112172503163803. The next prime is 112172503163843. The reversal of 112172503163820 is 28361305271211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15415057 + ... + 21493463.

It is an arithmetic number, because the mean of its divisors is an integer number (3569253334416).

Almost surely, 2^{112172503163820} is an apocalyptic number.

112172503163820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112172503163820 is an abundant number, since it is smaller than the sum of its proper divisors (230475816940116).

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

112172503163820 is a wasteful number, since it uses less digits than its factorization.

112172503163820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6106391 (or 6106389 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 112172503163820 in words is "one hundred twelve trillion, one hundred seventy-two billion, five hundred three million, one hundred sixty-three thousand, eight hundred twenty".