1112011020220 has 12 divisors (see below), whose sum is σ = 2335223142504. Its totient is φ = 444804408080.

The previous prime is 1112011020179. The next prime is 1112011020247. The reversal of 1112011020220 is 220201102111.

It is a self number, because there is not a number n which added to its sum of digits gives 1112011020220.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 27800275486 + ... + 27800275525.

It is an arithmetic number, because the mean of its divisors is an integer number (194601928542).

Almost surely, 2^{1112011020220} is an apocalyptic number.

1112011020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112011020220 is an abundant number, since it is smaller than the sum of its proper divisors (1223212122284).

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

1112011020220 is a wasteful number, since it uses less digits than its factorization.

1112011020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55600551020 (or 55600551018 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112011020220 its reverse (220201102111), we get a palindrome (1332212122331).

The spelling of 1112011020220 in words is "one trillion, one hundred twelve billion, eleven million, twenty thousand, two hundred twenty".