1113031322120 has 16 divisors (see below), whose sum is σ = 2504320474860. Its totient is φ = 445212528832.

The previous prime is 1113031322113. The next prime is 1113031322153. The reversal of 1113031322120 is 212231303111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1068713493796 + 44317828324 = 1033786^2 + 210518^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1113031322092 and 1113031322101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13912891487 + ... + 13912891566.

Almost surely, 2^{1113031322120} is an apocalyptic number.

1113031322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113031322120 is an abundant number, since it is smaller than the sum of its proper divisors (1391289152740).

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

1113031322120 is a wasteful number, since it uses less digits than its factorization.

1113031322120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27825783064 (or 27825783060 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1113031322120 its reverse (212231303111), we get a palindrome (1325262625231).

The spelling of 1113031322120 in words is "one trillion, one hundred thirteen billion, thirty-one million, three hundred twenty-two thousand, one hundred twenty".