112200110120021 has 16 divisors (see below), whose sum is σ = 140595932062080. Its totient is φ = 86984856934080.

The previous prime is 112200110120011. The next prime is 112200110120093. The reversal of 112200110120021 is 120021011002211.

It is a de Polignac number, because none of the positive numbers 2^k-112200110120021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112200110119978 and 112200110120005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112200110120011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3698320586 + ... + 3698350923.

It is an arithmetic number, because the mean of its divisors is an integer number (8787245753880).

Almost surely, 2^{112200110120021} is an apocalyptic number.

112200110120021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112200110120021 is a deficient number, since it is larger than the sum of its proper divisors (28395821942059).

112200110120021 is a wasteful number, since it uses less digits than its factorization.

112200110120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7396671724.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112200110120021 its reverse (120021011002211), we get a palindrome (232221121122232).

The spelling of 112200110120021 in words is "one hundred twelve trillion, two hundred billion, one hundred ten million, one hundred twenty thousand, twenty-one".