1112110102021 has 2 divisors, whose sum is σ = 1112110102022. Its totient is φ = 1112110102020.

The previous prime is 1112110101997. The next prime is 1112110102063. The reversal of 1112110102021 is 1202010112111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1016931064900 + 95179037121 = 1008430^2 + 308511^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112110102021 - 2²⁷ = 1111975884293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112110101992 and 1112110102010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112110100021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556055051010 + 556055051011.

It is an arithmetic number, because the mean of its divisors is an integer number (556055051011).

Almost surely, 2^{1112110102021} is an apocalyptic number.

It is an amenable number.

1112110102021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112110102021 is an equidigital number, since it uses as much as digits as its factorization.

1112110102021 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1112110102021 its reverse (1202010112111), we get a palindrome (2314120214132).

The spelling of 1112110102021 in words is "one trillion, one hundred twelve billion, one hundred ten million, one hundred two thousand, twenty-one".