200200121269 has 2 divisors, whose sum is σ = 200200121270. Its totient is φ = 200200121268.

The previous prime is 200200121213. The next prime is 200200121273. The reversal of 200200121269 is 962121002002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195143062500 + 5057058769 = 441750^2 + 71113^2 .

It is a cyclic number.

It is not a de Polignac number, because 200200121269 - 2¹⁹ = 200199596981 is a prime.

It is a super-2 number, since 2×200200121269² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200200121969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100100060634 + 100100060635.

It is an arithmetic number, because the mean of its divisors is an integer number (100100060635).

Almost surely, 2^200200121269 is an apocalyptic number.

It is an amenable number.

200200121269 is a deficient number, since it is larger than the sum of its proper divisors (1).

200200121269 is an equidigital number, since it uses as much as digits as its factorization.

200200121269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 200200121269 in words is "two hundred billion, two hundred million, one hundred twenty-one thousand, two hundred sixty-nine".