1122500105 has 8 divisors (see below), whose sum is σ = 1347207432. Its totient is φ = 897861888.

The previous prime is 1122500087. The next prime is 1122500161. The reversal of 1122500105 is 5010052211.

It can be written as a sum of positive squares in 4 ways, for example, as 39300361 + 1083199744 = 6269^2 + 32912^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122500105 - 2⁸ = 1122499849 is a prime.

It is a super-2 number, since 2×1122500105² = 2520012971450022050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 30449 + ... + 56321.

It is an arithmetic number, because the mean of its divisors is an integer number (168400929).

Almost surely, 2^1122500105 is an apocalyptic number.

It is an amenable number.

1122500105 is a deficient number, since it is larger than the sum of its proper divisors (224707327).

1122500105 is an equidigital number, since it uses as much as digits as its factorization.

1122500105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34555.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 1122500105 is about 33503.7327024915. The cubic root of 1122500105 is about 1039.2709711416.

Adding to 1122500105 its reverse (5010052211), we get a palindrome (6132552316).

The spelling of 1122500105 in words is "one billion, one hundred twenty-two million, five hundred thousand, one hundred five".