112211993 has 8 divisors (see below), whose sum is σ = 113461248. Its totient is φ = 110968704.

The previous prime is 112211987. The next prime is 112211999. The reversal of 112211993 is 399112211.

It is an interprime number because it is at equal distance from previous prime (112211987) and next prime (112211999).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112211993 - 2¹² = 112207897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112211999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43580 + ... + 46082.

It is an arithmetic number, because the mean of its divisors is an integer number (14182656).

Almost surely, 2^112211993 is an apocalyptic number.

It is an amenable number.

112211993 is a deficient number, since it is larger than the sum of its proper divisors (1249255).

112211993 is a wasteful number, since it uses less digits than its factorization.

112211993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983.

The product of its digits is 972, while the sum is 29.

The square root of 112211993 is about 10593.0162371253. The cubic root of 112211993 is about 482.3323881110.

The spelling of 112211993 in words is "one hundred twelve million, two hundred eleven thousand, nine hundred ninety-three".