111000200020 has 12 divisors (see below), whose sum is σ = 233100420084. Its totient is φ = 44400080000.

The previous prime is 111000199979. The next prime is 111000200053. The reversal of 111000200020 is 20002000111.

It can be written as a sum of positive squares in 2 ways, for example, as 62949806404 + 48050393616 = 250898^2 + 219204^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111000199976 and 111000200012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2775004981 + ... + 2775005020.

It is an arithmetic number, because the mean of its divisors is an integer number (19425035007).

Almost surely, 2^111000200020 is an apocalyptic number.

111000200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111000200020 is an abundant number, since it is smaller than the sum of its proper divisors (122100220064).

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

111000200020 is a wasteful number, since it uses less digits than its factorization.

111000200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550010010 (or 5550010008 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 111000200020 its reverse (20002000111), we get a palindrome (131002200131).

The spelling of 111000200020 in words is "one hundred eleven billion, two hundred thousand, twenty".