201039662471 has 2 divisors, whose sum is σ = 201039662472. Its totient is φ = 201039662470.

The previous prime is 201039662389. The next prime is 201039662477. The reversal of 201039662471 is 174266930102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201039662471 - 2¹⁸ = 201039400327 is a prime.

It is a super-3 number, since 3×201039662471³ (a number of 35 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201039662477) 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, 100519831235 + 100519831236.

It is an arithmetic number, because the mean of its divisors is an integer number (100519831236).

Almost surely, 2^201039662471 is an apocalyptic number.

201039662471 is a deficient number, since it is larger than the sum of its proper divisors (1).

201039662471 is an equidigital number, since it uses as much as digits as its factorization.

201039662471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 201039662471 in words is "two hundred one billion, thirty-nine million, six hundred sixty-two thousand, four hundred seventy-one".