112120202100100 has 36 divisors (see below), whose sum is σ = 243301318889104. Its totient is φ = 44847992299680.

The previous prime is 112120202100089. The next prime is 112120202100149. The reversal of 112120202100100 is 1001202021211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77757907 + ... + 79186693.

Almost surely, 2^{112120202100100} is an apocalyptic number.

112120202100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112120202100100 is an abundant number, since it is smaller than the sum of its proper divisors (131181116789004).

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

112120202100100 is a wasteful number, since it uses less digits than its factorization.

112120202100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213524 (or 2213517 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112120202100100 its reverse (1001202021211), we get a palindrome (113121404121311).

The spelling of 112120202100100 in words is "one hundred twelve trillion, one hundred twenty billion, two hundred two million, one hundred thousand, one hundred".