1099223232 has 56 divisors (see below), whose sum is σ = 2986985136. Its totient is φ = 356502528.

The previous prime is 1099223189. The next prime is 1099223249. The reversal of 1099223232 is 2323229901.

It is a junction number, because it is equal to n+sod(n) for n = 1099223193 and 1099223202.

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, 70263 + ... + 84470.

Almost surely, 2^1099223232 is an apocalyptic number.

1099223232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1099223232 is an abundant number, since it is smaller than the sum of its proper divisors (1887761904).

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

1099223232 is a wasteful number, since it uses less digits than its factorization.

1099223232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154785 (or 154775 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 1099223232 is about 33154.5356173179. The cubic root of 1099223232 is about 1032.0370757667.

The spelling of 1099223232 in words is "one billion, ninety-nine million, two hundred twenty-three thousand, two hundred thirty-two".