8020559220111 has 40 divisors (see below), whose sum is σ = 12749863024800. Its totient is φ = 5007218591232.

The previous prime is 8020559220101. The next prime is 8020559220151. The reversal of 8020559220111 is 1110229550208.

8020559220111 is a `hidden beast` number, since 80 + 2 + 0 + 559 + 2 + 20 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 8020559220111 - 2⁷ = 8020559219983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8020559220101) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14360806 + ... + 14908851.

It is an arithmetic number, because the mean of its divisors is an integer number (318746575620).

Almost surely, 2^{8020559220111} is an apocalyptic number.

8020559220111 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

8020559220111 is a deficient number, since it is larger than the sum of its proper divisors (4729303804689).

8020559220111 is a wasteful number, since it uses less digits than its factorization.

8020559220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29269885 (or 29269876 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

The spelling of 8020559220111 in words is "eight trillion, twenty billion, five hundred fifty-nine million, two hundred twenty thousand, one hundred eleven".