1113301220 has 24 divisors (see below), whose sum is σ = 2387677824. Its totient is φ = 435845216.

The previous prime is 1113301207. The next prime is 1113301351. The reversal of 1113301220 is 221033111.

It is a junction number, because it is equal to n+sod(n) for n = 1113301195 and 1113301204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591242 + ... + 593121.

It is an arithmetic number, because the mean of its divisors is an integer number (99486576).

Almost surely, 2^1113301220 is an apocalyptic number.

1113301220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113301220 is an abundant number, since it is smaller than the sum of its proper divisors (1274376604).

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

1113301220 is a wasteful number, since it uses less digits than its factorization.

1113301220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184419 (or 1184417 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1113301220 is about 33366.1687941544. The cubic root of 1113301220 is about 1036.4242397710.

Adding to 1113301220 its reverse (221033111), we get a palindrome (1334334331).

The spelling of 1113301220 in words is "one billion, one hundred thirteen million, three hundred one thousand, two hundred twenty".