200121010211033 has 4 divisors (see below), whose sum is σ = 202862393912628. Its totient is φ = 197379626509440.

The previous prime is 200121010210967. The next prime is 200121010211039. The reversal of 200121010211033 is 330112010121002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 162009315410944 + 38111694800089 = 12728288^2 + 6173467^2 .

It is a cyclic number.

It is not a de Polignac number, because 200121010211033 - 2¹² = 200121010206937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200121010211039) 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 3 ways as a sum of consecutive naturals, for example, 1370691850688 + ... + 1370691850833.

It is an arithmetic number, because the mean of its divisors is an integer number (50715598478157).

Almost surely, 2^{200121010211033} is an apocalyptic number.

It is an amenable number.

200121010211033 is a deficient number, since it is larger than the sum of its proper divisors (2741383701595).

200121010211033 is an equidigital number, since it uses as much as digits as its factorization.

200121010211033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741383701594.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 200121010211033 its reverse (330112010121002), we get a palindrome (530233020332035).

The spelling of 200121010211033 in words is "two hundred trillion, one hundred twenty-one billion, ten million, two hundred eleven thousand, thirty-three".