1111152224 has 216 divisors, whose sum is σ = 2911467888. Its totient is φ = 413683200.

The previous prime is 1111152223. The next prime is 1111152227. The reversal of 1111152224 is 4222511111.

It is a junction number, because it is equal to n+sod(n) for n = 1111152196 and 1111152205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111152221) 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 35 ways as a sum of consecutive naturals, for example, 7358549 + ... + 7358699.

It is an arithmetic number, because the mean of its divisors is an integer number (13479018).

Almost surely, 2^1111152224 is an apocalyptic number.

1111152224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111152224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1455733944).

1111152224 is an abundant number, since it is smaller than the sum of its proper divisors (1800315664).

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

1111152224 is a wasteful number, since it uses less digits than its factorization.

1111152224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226 (or 192 counting only the distinct ones).

The product of its digits is 160, while the sum is 20.

The square root of 1111152224 is about 33333.9500209621. The cubic root of 1111152224 is about 1035.7569432242.

Adding to 1111152224 its reverse (4222511111), we get a palindrome (5333663335).

The spelling of 1111152224 in words is "one billion, one hundred eleven million, one hundred fifty-two thousand, two hundred twenty-four".