200011122021 has 8 divisors (see below), whose sum is σ = 280717364320. Its totient is φ = 126322813872.

The previous prime is 200011122007. The next prime is 200011122029. The reversal of 200011122021 is 120221110002.

200011122021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200011122021 - 2⁹ = 200011121509 is a prime.

It is a super-2 number, since 2×200011122021² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200011121988 and 200011122006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200011122029) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1754483470 + ... + 1754483583.

It is an arithmetic number, because the mean of its divisors is an integer number (35089670540).

Almost surely, 2^200011122021 is an apocalyptic number.

It is an amenable number.

200011122021 is a deficient number, since it is larger than the sum of its proper divisors (80706242299).

200011122021 is a wasteful number, since it uses less digits than its factorization.

200011122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508967075.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200011122021 its reverse (120221110002), we get a palindrome (320232232023).

The spelling of 200011122021 in words is "two hundred billion, eleven million, one hundred twenty-two thousand, twenty-one".