9820112227 has 2 divisors, whose sum is σ = 9820112228. Its totient is φ = 9820112226.

The previous prime is 9820112201. The next prime is 9820112249. The reversal of 9820112227 is 7222110289.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9820112227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9820112192 and 9820112201.

It is not a weakly prime, because it can be changed into another prime (9820112297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4910056113 + 4910056114.

It is an arithmetic number, because the mean of its divisors is an integer number (4910056114).

Almost surely, 2^9820112227 is an apocalyptic number.

9820112227 is a deficient number, since it is larger than the sum of its proper divisors (1).

9820112227 is an equidigital number, since it uses as much as digits as its factorization.

9820112227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 9820112227 is about 99096.4793875141. The cubic root of 9820112227 is about 2141.4378948969.

The spelling of 9820112227 in words is "nine billion, eight hundred twenty million, one hundred twelve thousand, two hundred twenty-seven".