200121202112033 has 2 divisors, whose sum is σ = 200121202112034. Its totient is φ = 200121202112032.

The previous prime is 200121202111993. The next prime is 200121202112089. The reversal of 200121202112033 is 330211202121002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192872572052449 + 7248630059584 = 13887857^2 + 2692328^2 .

It is a cyclic number.

It is not a de Polignac number, because 200121202112033 - 2²⁴ = 200121185334817 is a prime.

It is a super-2 number, since 2×200121202112033² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200121202111996 and 200121202112014.

It is not a weakly prime, because it can be changed into another prime (200121202112633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100060601056016 + 100060601056017.

It is an arithmetic number, because the mean of its divisors is an integer number (100060601056017).

Almost surely, 2^{200121202112033} is an apocalyptic number.

It is an amenable number.

200121202112033 is a deficient number, since it is larger than the sum of its proper divisors (1).

200121202112033 is an equidigital number, since it uses as much as digits as its factorization.

200121202112033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 200121202112033 its reverse (330211202121002), we get a palindrome (530332404233035).

The spelling of 200121202112033 in words is "two hundred trillion, one hundred twenty-one billion, two hundred two million, one hundred twelve thousand, thirty-three".