113012222 has 4 divisors (see below), whose sum is σ = 169518336. Its totient is φ = 56506110.

The previous prime is 113012201. The next prime is 113012231. The reversal of 113012222 is 222210311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 113012197 and 113012206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28253054 + ... + 28253057.

It is an arithmetic number, because the mean of its divisors is an integer number (42379584).

Almost surely, 2^113012222 is an apocalyptic number.

113012222 is a deficient number, since it is larger than the sum of its proper divisors (56506114).

113012222 is an equidigital number, since it uses as much as digits as its factorization.

113012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56506113.

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

The square root of 113012222 is about 10630.7206717137. The cubic root of 113012222 is about 483.4762422704.

Adding to 113012222 its reverse (222210311), we get a palindrome (335222533).

The spelling of 113012222 in words is "one hundred thirteen million, twelve thousand, two hundred twenty-two".