1122255085 has 48 divisors (see below), whose sum is σ = 1667438784. Its totient is φ = 720480768.

The previous prime is 1122255059. The next prime is 1122255097. The reversal of 1122255085 is 5805522211.

It is not a de Polignac number, because 1122255085 - 2¹¹ = 1122253037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 47 ways as a sum of consecutive naturals, for example, 944862 + ... + 946048.

It is an arithmetic number, because the mean of its divisors is an integer number (34738308).

Almost surely, 2^1122255085 is an apocalyptic number.

It is an amenable number.

1122255085 is a deficient number, since it is larger than the sum of its proper divisors (545183699).

1122255085 is a wasteful number, since it uses less digits than its factorization.

1122255085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450 (or 1443 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 31.

The square root of 1122255085 is about 33500.0758954364. The cubic root of 1122255085 is about 1039.1953480742.

Adding to 1122255085 its reverse (5805522211), we get a palindrome (6927777296).

The spelling of 1122255085 in words is "one billion, one hundred twenty-two million, two hundred fifty-five thousand, eighty-five".