1122011424 has 144 divisors (see below), whose sum is σ = 3413362680. Its totient is φ = 348364800.

The previous prime is 1122011411. The next prime is 1122011531. The reversal of 1122011424 is 4241102211.

1122011424 is a `hidden beast` number, since 11 + 220 + 11 + 424 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1058331024 + 63680400 = 32532^2 + 7980^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1122011397 and 1122011406.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 493362 + ... + 495630.

Almost surely, 2^1122011424 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 1122011424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1706681340).

1122011424 is an abundant number, since it is smaller than the sum of its proper divisors (2291351256).

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

1122011424 is a wasteful number, since it uses less digits than its factorization.

1122011424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403 (or 2392 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1122011424 is about 33496.4389749119. The cubic root of 1122011424 is about 1039.1201335325.

Adding to 1122011424 its reverse (4241102211), we get a palindrome (5363113635).

The spelling of 1122011424 in words is "one billion, one hundred twenty-two million, eleven thousand, four hundred twenty-four".