112213147 has 4 divisors (see below), whose sum is σ = 113261976. Its totient is φ = 111164320.

The previous prime is 112213109. The next prime is 112213169. The reversal of 112213147 is 741312211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 741312211 = 179 ⋅4141409.

It is a cyclic number.

It is not a de Polignac number, because 112213147 - 2⁷ = 112213019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112213547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524254 + ... + 524467.

It is an arithmetic number, because the mean of its divisors is an integer number (28315494).

Almost surely, 2^112213147 is an apocalyptic number.

112213147 is a deficient number, since it is larger than the sum of its proper divisors (1048829).

112213147 is a wasteful number, since it uses less digits than its factorization.

112213147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048828.

The product of its digits is 336, while the sum is 22.

The square root of 112213147 is about 10593.0707068347. The cubic root of 112213147 is about 482.3340415578.

Adding to 112213147 its reverse (741312211), we get a palindrome (853525358).

The spelling of 112213147 in words is "one hundred twelve million, two hundred thirteen thousand, one hundred forty-seven".