113222012 has 12 divisors (see below), whose sum is σ = 198451176. Its totient is φ = 56521680.

The previous prime is 113222009. The next prime is 113222017. The reversal of 113222012 is 210222311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113222017) 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 in 3 ways as a sum of consecutive naturals, for example, 19439 + ... + 24582.

It is an arithmetic number, because the mean of its divisors is an integer number (16537598).

Almost surely, 2^113222012 is an apocalyptic number.

It is an amenable number.

113222012 is a deficient number, since it is larger than the sum of its proper divisors (85229164).

113222012 is a wasteful number, since it uses less digits than its factorization.

113222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44668 (or 44666 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 113222012 is about 10640.5832546905. The cubic root of 113222012 is about 483.7752240429.

Adding to 113222012 its reverse (210222311), we get a palindrome (323444323).

The spelling of 113222012 in words is "one hundred thirteen million, two hundred twenty-two thousand, twelve".