205002233045501 has 2 divisors, whose sum is σ = 205002233045502. Its totient is φ = 205002233045500.

The previous prime is 205002233045473. The next prime is 205002233045507. The reversal of 205002233045501 is 105540332200502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 192673110694276 + 12329122351225 = 13880674^2 + 3511285^2 .

It is a cyclic number.

It is not a de Polignac number, because 205002233045501 - 2¹⁸ = 205002232783357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (205002233045507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102501116522750 + 102501116522751.

It is an arithmetic number, because the mean of its divisors is an integer number (102501116522751).

Almost surely, 2^{205002233045501} is an apocalyptic number.

It is an amenable number.

205002233045501 is a deficient number, since it is larger than the sum of its proper divisors (1).

205002233045501 is an equidigital number, since it uses as much as digits as its factorization.

205002233045501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 205002233045501 in words is "two hundred five trillion, two billion, two hundred thirty-three million, forty-five thousand, five hundred one".