1001122332 has 48 divisors (see below), whose sum is σ = 2724153600. Its totient is φ = 286033776.

The previous prime is 1001122327. The next prime is 1001122391. The reversal of 1001122332 is 2332211001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117498 + ... + 125729.

It is an arithmetic number, because the mean of its divisors is an integer number (56753200).

Almost surely, 2^1001122332 is an apocalyptic number.

1001122332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001122332 is an abundant number, since it is smaller than the sum of its proper divisors (1723031268).

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

1001122332 is a wasteful number, since it uses less digits than its factorization.

1001122332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243255 (or 243239 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1001122332 is about 31640.5172524091. The cubic root of 1001122332 is about 1000.3739707951.

Adding to 1001122332 its reverse (2332211001), we get a palindrome (3333333333).

The spelling of 1001122332 in words is "one billion, one million, one hundred twenty-two thousand, three hundred thirty-two".