1122011255 has 8 divisors (see below), whose sum is σ = 1377725712. Its totient is φ = 876734208.

The previous prime is 1122011249. The next prime is 1122011257. The reversal of 1122011255 is 5521102211.

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 1122011255 - 2²⁶ = 1054902391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122011257) 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 in 7 ways as a sum of consecutive naturals, for example, 2609114 + ... + 2609543.

It is an arithmetic number, because the mean of its divisors is an integer number (172215714).

Almost surely, 2^1122011255 is an apocalyptic number.

1122011255 is a deficient number, since it is larger than the sum of its proper divisors (255714457).

1122011255 is an equidigital number, since it uses as much as digits as its factorization.

1122011255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5218705.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 1122011255 is about 33496.4364522556. The cubic root of 1122011255 is about 1039.1200813610.

Adding to 1122011255 its reverse (5521102211), we get a palindrome (6643113466).

The spelling of 1122011255 in words is "one billion, one hundred twenty-two million, eleven thousand, two hundred fifty-five".