205701623003 has 2 divisors, whose sum is σ = 205701623004. Its totient is φ = 205701623002.

The previous prime is 205701622991. The next prime is 205701623011. The reversal of 205701623003 is 300326107502.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 205701623003 - 2³⁶ = 136982146267 is a prime.

It is not a weakly prime, because it can be changed into another prime (205701623903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102850811501 + 102850811502.

It is an arithmetic number, because the mean of its divisors is an integer number (102850811502).

Almost surely, 2^205701623003 is an apocalyptic number.

205701623003 is a deficient number, since it is larger than the sum of its proper divisors (1).

205701623003 is an equidigital number, since it uses as much as digits as its factorization.

205701623003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 29.

The spelling of 205701623003 in words is "two hundred five billion, seven hundred one million, six hundred twenty-three thousand, three".