112221110100019 has 2 divisors, whose sum is σ = 112221110100020. Its totient is φ = 112221110100018.

The previous prime is 112221110099957. The next prime is 112221110100041. The reversal of 112221110100019 is 910001011122211.

It is a happy number.

It is an a-pointer prime, because the next prime (112221110100041) can be obtained adding 112221110100019 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112221110100019 is a prime.

It is a super-2 number, since 2×112221110100019² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112221110100089) 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, 56110555050009 + 56110555050010.

It is an arithmetic number, because the mean of its divisors is an integer number (56110555050010).

Almost surely, 2^{112221110100019} is an apocalyptic number.

112221110100019 is a deficient number, since it is larger than the sum of its proper divisors (1).

112221110100019 is an equidigital number, since it uses as much as digits as its factorization.

112221110100019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 112221110100019 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred ten million, one hundred thousand, nineteen".