200204114021 has 2 divisors, whose sum is σ = 200204114022. Its totient is φ = 200204114020.

The previous prime is 200204114009. The next prime is 200204114029. The reversal of 200204114021 is 120411402002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189887649121 + 10316464900 = 435761^2 + 101570^2 .

It is a cyclic number.

It is not a de Polignac number, because 200204114021 - 2²⁶ = 200137005157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200204114029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100102057010 + 100102057011.

It is an arithmetic number, because the mean of its divisors is an integer number (100102057011).

Almost surely, 2^200204114021 is an apocalyptic number.

It is an amenable number.

200204114021 is a deficient number, since it is larger than the sum of its proper divisors (1).

200204114021 is an equidigital number, since it uses as much as digits as its factorization.

200204114021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 200204114021 its reverse (120411402002), we get a palindrome (320615516023).

The spelling of 200204114021 in words is "two hundred billion, two hundred four million, one hundred fourteen thousand, twenty-one".