112213019 has 2 divisors, whose sum is σ = 112213020. Its totient is φ = 112213018.

The previous prime is 112212979. The next prime is 112213037. The reversal of 112213019 is 910312211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112213019 is a prime.

It is a super-2 number, since 2×112213019² = 25183523266188722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112213319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56106509 + 56106510.

It is an arithmetic number, because the mean of its divisors is an integer number (56106510).

Almost surely, 2^112213019 is an apocalyptic number.

112213019 is a deficient number, since it is larger than the sum of its proper divisors (1).

112213019 is an equidigital number, since it uses as much as digits as its factorization.

112213019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 112213019 is about 10593.0646651477. The cubic root of 112213019 is about 482.3338581604. Note that the first 3 decimals are identical.

It can be divided in two parts, 1122 and 13019, that added together give a palindrome (14141).

The spelling of 112213019 in words is "one hundred twelve million, two hundred thirteen thousand, nineteen".