112211231999 has 2 divisors, whose sum is σ = 112211232000. Its totient is φ = 112211231998.

The previous prime is 112211231981. The next prime is 112211232017. The reversal of 112211231999 is 999132112211.

It is a balanced prime because it is at equal distance from previous prime (112211231981) and next prime (112211232017).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112211231999 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112211831999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56105615999 + 56105616000.

It is an arithmetic number, because the mean of its divisors is an integer number (56105616000).

Almost surely, 2^112211231999 is an apocalyptic number.

112211231999 is a deficient number, since it is larger than the sum of its proper divisors (1).

112211231999 is an equidigital number, since it uses as much as digits as its factorization.

112211231999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 41.

The spelling of 112211231999 in words is "one hundred twelve billion, two hundred eleven million, two hundred thirty-one thousand, nine hundred ninety-nine".