200000021121201 has 16 divisors (see below), whose sum is σ = 304762339557248. Its totient is φ = 114285575376000.

The previous prime is 200000021121167. The next prime is 200000021121211. The reversal of 200000021121201 is 102121120000002.

It is not a de Polignac number, because 200000021121201 - 2³⁵ = 199965661382833 is a prime.

It is a super-2 number, since 2×200000021121201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200000021121211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11102301 + ... + 22874901.

It is an arithmetic number, because the mean of its divisors is an integer number (19047646222328).

Almost surely, 2^{200000021121201} is an apocalyptic number.

200000021121201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

200000021121201 is a deficient number, since it is larger than the sum of its proper divisors (104762318436047).

200000021121201 is a wasteful number, since it uses less digits than its factorization.

200000021121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12581592.

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

Adding to 200000021121201 its reverse (102121120000002), we get a palindrome (302121141121203).

The spelling of 200000021121201 in words is "two hundred trillion, twenty-one million, one hundred twenty-one thousand, two hundred one".