1122311104 has 56 divisors (see below), whose sum is σ = 2333516288. Its totient is φ = 534885120.

The previous prime is 1122311089. The next prime is 1122311119. The reversal of 1122311104 is 4011132211.

It is an interprime number because it is at equal distance from previous prime (1122311089) and next prime (1122311119).

It is a Harshad number since it is a multiple of its sum of digits (16).

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 7 ways as a sum of consecutive naturals, for example, 128707 + ... + 137149.

Almost surely, 2^1122311104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122311104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1166758144).

1122311104 is an abundant number, since it is smaller than the sum of its proper divisors (1211205184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122311104 is an equidigital number, since it uses as much as digits as its factorization.

1122311104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553 (or 8543 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1122311104 is about 33500.9119875862. The cubic root of 1122311104 is about 1039.2126387705.

Adding to 1122311104 its reverse (4011132211), we get a palindrome (5133443315).

The spelling of 1122311104 in words is "one billion, one hundred twenty-two million, three hundred eleven thousand, one hundred four".