1113131022220 has 24 divisors (see below), whose sum is σ = 2671514453664. Its totient is φ = 381644921856.

The previous prime is 1113131022161. The next prime is 1113131022299. The reversal of 1113131022220 is 222201313111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3975467797 + ... + 3975468076.

It is an arithmetic number, because the mean of its divisors is an integer number (111313102236).

Almost surely, 2^{1113131022220} is an apocalyptic number.

1113131022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113131022220 is an abundant number, since it is smaller than the sum of its proper divisors (1558383431444).

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

1113131022220 is a wasteful number, since it uses less digits than its factorization.

1113131022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7950935889 (or 7950935887 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1113131022220 its reverse (222201313111), we get a palindrome (1335332335331).

The spelling of 1113131022220 in words is "one trillion, one hundred thirteen billion, one hundred thirty-one million, twenty-two thousand, two hundred twenty".