1122243232 has 48 divisors (see below), whose sum is σ = 2515084992. Its totient is φ = 487928320.

The previous prime is 1122243223. The next prime is 1122243271. The reversal of 1122243232 is 2323422211.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61213 + ... + 77404.

It is an arithmetic number, because the mean of its divisors is an integer number (52397604).

Almost surely, 2^1122243232 is an apocalyptic number.

It is an amenable number.

1122243232 is an abundant number, since it is smaller than the sum of its proper divisors (1392841760).

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

1122243232 is a wasteful number, since it uses less digits than its factorization.

1122243232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138661 (or 138653 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 1122243232 is about 33499.8989849223. The cubic root of 1122243232 is about 1039.1916894806.

Adding to 1122243232 its reverse (2323422211), we get a palindrome (3445665443).

The spelling of 1122243232 in words is "one billion, one hundred twenty-two million, two hundred forty-three thousand, two hundred thirty-two".