200652121 has 2 divisors, whose sum is σ = 200652122. Its totient is φ = 200652120.

The previous prime is 200652113. The next prime is 200652143. The reversal of 200652121 is 121256002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139499721 + 61152400 = 11811^2 + 7820^2 .

It is a cyclic number.

It is not a de Polignac number, because 200652121 - 2³ = 200652113 is a prime.

It is a super-2 number, since 2×200652121² = 80522547323597282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200652821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100326060 + 100326061.

It is an arithmetic number, because the mean of its divisors is an integer number (100326061).

Almost surely, 2^200652121 is an apocalyptic number.

It is an amenable number.

200652121 is a deficient number, since it is larger than the sum of its proper divisors (1).

200652121 is an equidigital number, since it uses as much as digits as its factorization.

200652121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 200652121 is about 14165.1728192776. The cubic root of 200652121 is about 585.4384625300.

The spelling of 200652121 in words is "two hundred million, six hundred fifty-two thousand, one hundred twenty-one".