1121022224 has 40 divisors (see below), whose sum is σ = 2492215488. Its totient is φ = 478512000.

The previous prime is 1121022223. The next prime is 1121022247. The reversal of 1121022224 is 4222201211.

It is not an unprimeable number, because it can be changed into a prime (1121022223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8174 + ... + 48050.

Almost surely, 2^1121022224 is an apocalyptic number.

1121022224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1121022224 is an abundant number, since it is smaller than the sum of its proper divisors (1371193264).

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

1121022224 is a wasteful number, since it uses less digits than its factorization.

1121022224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40143 (or 40137 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1121022224 is about 33481.6699702987. The cubic root of 1121022224 is about 1038.8146702554.

Adding to 1121022224 its reverse (4222201211), we get a palindrome (5343223435).

The spelling of 1121022224 in words is "one billion, one hundred twenty-one million, twenty-two thousand, two hundred twenty-four".