1113313220320 has 144 divisors (see below), whose sum is σ = 3193168154400. Its totient is φ = 359253909504.

The previous prime is 1113313220273. The next prime is 1113313220347. The reversal of 1113313220320 is 230223133111.

It is a junction number, because it is equal to n+sod(n) for n = 1113313220291 and 1113313220300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1396095 + ... + 2043454.

It is an arithmetic number, because the mean of its divisors is an integer number (22174778850).

Almost surely, 2^{1113313220320} is an apocalyptic number.

1113313220320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113313220320 is an abundant number, since it is smaller than the sum of its proper divisors (2079854934080).

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

1113313220320 is a wasteful number, since it uses less digits than its factorization.

1113313220320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3439605 (or 3439580 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1113313220320 its reverse (230223133111), we get a palindrome (1343536353431).

The spelling of 1113313220320 in words is "one trillion, one hundred thirteen billion, three hundred thirteen million, two hundred twenty thousand, three hundred twenty".