200121020222183 has 2 divisors, whose sum is σ = 200121020222184. Its totient is φ = 200121020222182.

The previous prime is 200121020222153. The next prime is 200121020222219. The reversal of 200121020222183 is 381222020121002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200121020222183 - 2¹⁶ = 200121020156647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200121020222153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100060510111091 + 100060510111092.

It is an arithmetic number, because the mean of its divisors is an integer number (100060510111092).

Almost surely, 2^{200121020222183} is an apocalyptic number.

200121020222183 is a deficient number, since it is larger than the sum of its proper divisors (1).

200121020222183 is an equidigital number, since it uses as much as digits as its factorization.

200121020222183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 200121020222183 its reverse (381222020121002), we get a palindrome (581343040343185).

The spelling of 200121020222183 in words is "two hundred trillion, one hundred twenty-one billion, twenty million, two hundred twenty-two thousand, one hundred eighty-three".