200212011121021 has 8 divisors (see below), whose sum is σ = 207329175223200. Its totient is φ = 193109067128880.

The previous prime is 200212011121019. The next prime is 200212011121027. The reversal of 200212011121021 is 120121110212002.

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

It is a cyclic number.

It is not a de Polignac number, because 200212011121021 - 2¹ = 200212011121019 is a prime.

It is a super-2 number, since 2×200212011121021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200212011120986 and 200212011121004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200212011121027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3554998851 + ... + 3555055168.

It is an arithmetic number, because the mean of its divisors is an integer number (25916146902900).

Almost surely, 2^{200212011121021} is an apocalyptic number.

It is an amenable number.

200212011121021 is a deficient number, since it is larger than the sum of its proper divisors (7117164102179).

200212011121021 is an equidigital number, since it uses as much as digits as its factorization.

200212011121021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7110055019.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200212011121021 its reverse (120121110212002), we get a palindrome (320333121333023).

The spelling of 200212011121021 in words is "two hundred trillion, two hundred twelve billion, eleven million, one hundred twenty-one thousand, twenty-one".