1112222506 has 4 divisors (see below), whose sum is σ = 1668333762. Its totient is φ = 556111252.

The previous prime is 1112222497. The next prime is 1112222509. The reversal of 1112222506 is 6052222111.

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

It can be written as a sum of positive squares in only one way, i.e., 557196025 + 555026481 = 23605^2 + 23559^2 .

It is not an unprimeable number, because it can be changed into a prime (1112222509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278055625 + ... + 278055628.

Almost surely, 2^1112222506 is an apocalyptic number.

1112222506 is a deficient number, since it is larger than the sum of its proper divisors (556111256).

1112222506 is an equidigital number, since it uses as much as digits as its factorization.

1112222506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556111255.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1112222506 is about 33350.0000899550. Note that the first 4 decimals coincide. The cubic root of 1112222506 is about 1036.0893898063.

Adding to 1112222506 its reverse (6052222111), we get a palindrome (7164444617).

The spelling of 1112222506 in words is "one billion, one hundred twelve million, two hundred twenty-two thousand, five hundred six".