1112021020163 has 2 divisors, whose sum is σ = 1112021020164. Its totient is φ = 1112021020162.

The previous prime is 1112021020139. The next prime is 1112021020169. The reversal of 1112021020163 is 3610201202111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112021020163 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1112021020169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556010510081 + 556010510082.

It is an arithmetic number, because the mean of its divisors is an integer number (556010510082).

Almost surely, 2^{1112021020163} is an apocalyptic number.

1112021020163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112021020163 is an equidigital number, since it uses as much as digits as its factorization.

1112021020163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1112021020163 its reverse (3610201202111), we get a palindrome (4722222222274).

The spelling of 1112021020163 in words is "one trillion, one hundred twelve billion, twenty-one million, twenty thousand, one hundred sixty-three".