1122301312 has 64 divisors (see below), whose sum is σ = 2455111440. Its totient is φ = 506787840.

The previous prime is 1122301249. The next prime is 1122301321. The reversal of 1122301312 is 2131032211.

It is a tau number, because it is divible by the number of its divisors (64).

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, 218518 + ... + 223594.

Almost surely, 2^1122301312 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 1122301312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1227555720).

1122301312 is an abundant number, since it is smaller than the sum of its proper divisors (1332810128).

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

1122301312 is a wasteful number, since it uses less digits than its factorization.

1122301312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5259 (or 5247 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1122301312 is about 33500.7658419923. The cubic root of 1122301312 is about 1039.2096164357.

Adding to 1122301312 its reverse (2131032211), we get a palindrome (3253333523).

The spelling of 1122301312 in words is "one billion, one hundred twenty-two million, three hundred one thousand, three hundred twelve".