201042209959 has 2 divisors, whose sum is σ = 201042209960. Its totient is φ = 201042209958.

The previous prime is 201042209947. The next prime is 201042210043. The reversal of 201042209959 is 959902240102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201042209959 - 2¹⁹ = 201041685671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201042209359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100521104979 + 100521104980.

It is an arithmetic number, because the mean of its divisors is an integer number (100521104980).

Almost surely, 2^201042209959 is an apocalyptic number.

201042209959 is a deficient number, since it is larger than the sum of its proper divisors (1).

201042209959 is an equidigital number, since it uses as much as digits as its factorization.

201042209959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 201042209959 in words is "two hundred one billion, forty-two million, two hundred nine thousand, nine hundred fifty-nine".