1111000331320 has 48 divisors (see below), whose sum is σ = 2747659922280. Its totient is φ = 404000118720.

The previous prime is 1111000331171. The next prime is 1111000331323. The reversal of 1111000331320 is 231330001111.

It is a junction number, because it is equal to n+sod(n) for n = 1111000331294 and 1111000331303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111000331323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114767922 + ... + 114777601.

Almost surely, 2^{1111000331320} is an apocalyptic number.

1111000331320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111000331320 is an abundant number, since it is smaller than the sum of its proper divisors (1636659590960).

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

1111000331320 is a wasteful number, since it uses less digits than its factorization.

1111000331320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229545556 (or 229545541 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1111000331320 its reverse (231330001111), we get a palindrome (1342330332431).

The spelling of 1111000331320 in words is "one trillion, one hundred eleven billion, three hundred thirty-one thousand, three hundred twenty".