200011122320 has 20 divisors (see below), whose sum is σ = 465025859580. Its totient is φ = 80004448896.

The previous prime is 200011122313. The next prime is 200011122373. The reversal of 200011122320 is 23221110002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 55039036816 + 144972085504 = 234604^2 + 380752^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 200011122295 and 200011122304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250069435 + ... + 1250069594.

It is an arithmetic number, because the mean of its divisors is an integer number (23251292979).

Almost surely, 2^200011122320 is an apocalyptic number.

200011122320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200011122320 is an abundant number, since it is smaller than the sum of its proper divisors (265014737260).

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

200011122320 is a wasteful number, since it uses less digits than its factorization.

200011122320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500139042 (or 2500139036 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 200011122320 its reverse (23221110002), we get a palindrome (223232232322).

The spelling of 200011122320 in words is "two hundred billion, eleven million, one hundred twenty-two thousand, three hundred twenty".