1113331120420 has 24 divisors (see below), whose sum is σ = 2338235827200. Its totient is φ = 445286643552.

The previous prime is 1113331120409. The next prime is 1113331120427. The reversal of 1113331120420 is 240211333111.

It is a junction number, because it is equal to n+sod(n) for n = 1113331120391 and 1113331120400.

It is not an unprimeable number, because it can be changed into a prime (1113331120427) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2663140 + ... + 3052699.

It is an arithmetic number, because the mean of its divisors is an integer number (97426492800).

Almost surely, 2^{1113331120420} is an apocalyptic number.

1113331120420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113331120420 is an abundant number, since it is smaller than the sum of its proper divisors (1224904706780).

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

1113331120420 is a wasteful number, since it uses less digits than its factorization.

1113331120420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5725587 (or 5725585 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1113331120420 its reverse (240211333111), we get a palindrome (1353542453531).

The spelling of 1113331120420 in words is "one trillion, one hundred thirteen billion, three hundred thirty-one million, one hundred twenty thousand, four hundred twenty".