112209899 has 2 divisors, whose sum is σ = 112209900. Its totient is φ = 112209898.

The previous prime is 112209887. The next prime is 112209913. The reversal of 112209899 is 998902211.

It is a weak prime.

It is an emirp because it is prime and its reverse (998902211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112209899 - 2²⁴ = 95432683 is a prime.

It is a super-2 number, since 2×112209899² = 25182122867180402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112209829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56104949 + 56104950.

It is an arithmetic number, because the mean of its divisors is an integer number (56104950).

Almost surely, 2^112209899 is an apocalyptic number.

112209899 is a deficient number, since it is larger than the sum of its proper divisors (1).

112209899 is an equidigital number, since it uses as much as digits as its factorization.

112209899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 112209899 is about 10592.9173979598. The cubic root of 112209899 is about 482.3293878069.

The spelling of 112209899 in words is "one hundred twelve million, two hundred nine thousand, eight hundred ninety-nine".