113221412 has 6 divisors (see below), whose sum is σ = 198137478. Its totient is φ = 56610704.

The previous prime is 113221397. The next prime is 113221417. The reversal of 113221412 is 214122311.

It can be written as a sum of positive squares in only one way, i.e., 63744256 + 49477156 = 7984^2 + 7034^2 .

It is not an unprimeable number, because it can be changed into a prime (113221417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14152673 + ... + 14152680.

It is an arithmetic number, because the mean of its divisors is an integer number (33022913).

Almost surely, 2^113221412 is an apocalyptic number.

It is an amenable number.

113221412 is a deficient number, since it is larger than the sum of its proper divisors (84916066).

113221412 is a wasteful number, since it uses less digits than its factorization.

113221412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28305357 (or 28305355 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 113221412 is about 10640.5550607099. Note that the first 3 decimals coincide. The cubic root of 113221412 is about 483.7743694810.

Adding to 113221412 its reverse (214122311), we get a palindrome (327343723).

The spelling of 113221412 in words is "one hundred thirteen million, two hundred twenty-one thousand, four hundred twelve".