1112110120021 has 8 divisors (see below), whose sum is σ = 1137999281760. Its totient is φ = 1086222146352.

The previous prime is 1112110120019. The next prime is 1112110120061. The reversal of 1112110120021 is 1200210112111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112110120021 - 2¹ = 1112110120019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112110119983 and 1112110120010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112110120061) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1760946 + ... + 2307628.

It is an arithmetic number, because the mean of its divisors is an integer number (142249910220).

Almost surely, 2^{1112110120021} is an apocalyptic number.

It is an amenable number.

1112110120021 is a deficient number, since it is larger than the sum of its proper divisors (25889161739).

1112110120021 is an equidigital number, since it uses as much as digits as its factorization.

1112110120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594035.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1112110120021 its reverse (1200210112111), we get a palindrome (2312320232132).

The spelling of 1112110120021 in words is "one trillion, one hundred twelve billion, one hundred ten million, one hundred twenty thousand, twenty-one".