1100023221332 has 12 divisors (see below), whose sum is σ = 2200046442720. Its totient is φ = 471438523416.

The previous prime is 1100023221301. The next prime is 1100023221359. The reversal of 1100023221332 is 2331223200011.

1100023221332 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19643271782 + ... + 19643271837.

It is an arithmetic number, because the mean of its divisors is an integer number (183337203560).

Almost surely, 2^{1100023221332} is an apocalyptic number.

It is an amenable number.

1100023221332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1100023221332 is a wasteful number, since it uses less digits than its factorization.

1100023221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39286543630 (or 39286543628 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1100023221332 its reverse (2331223200011), we get a palindrome (3431246421343).

The spelling of 1100023221332 in words is "one trillion, one hundred billion, twenty-three million, two hundred twenty-one thousand, three hundred thirty-two".