1100031011320 has 16 divisors (see below), whose sum is σ = 2475069775560. Its totient is φ = 440012404512.

The previous prime is 1100031011297. The next prime is 1100031011351. The reversal of 1100031011320 is 231101300011.

It is a super-3 number, since 3×1100031011320³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1100031011320.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13750387602 + ... + 13750387681.

Almost surely, 2^{1100031011320} is an apocalyptic number.

1100031011320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100031011320 is an abundant number, since it is smaller than the sum of its proper divisors (1375038764240).

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

1100031011320 is a wasteful number, since it uses less digits than its factorization.

1100031011320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500775294 (or 27500775290 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1100031011320 its reverse (231101300011), we get a palindrome (1331132311331).

The spelling of 1100031011320 in words is "one trillion, one hundred billion, thirty-one million, eleven thousand, three hundred twenty".