206231476601 has 2 divisors, whose sum is σ = 206231476602. Its totient is φ = 206231476600.

The previous prime is 206231476589. The next prime is 206231476657. The reversal of 206231476601 is 106674132602.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197758090000 + 8473386601 = 444700^2 + 92051^2 .

It is a cyclic number.

It is not a de Polignac number, because 206231476601 - 2¹⁸ = 206231214457 is a prime.

It is not a weakly prime, because it can be changed into another prime (206231476301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103115738300 + 103115738301.

It is an arithmetic number, because the mean of its divisors is an integer number (103115738301).

Almost surely, 2^206231476601 is an apocalyptic number.

It is an amenable number.

206231476601 is a deficient number, since it is larger than the sum of its proper divisors (1).

206231476601 is an equidigital number, since it uses as much as digits as its factorization.

206231476601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 206231476601 in words is "two hundred six billion, two hundred thirty-one million, four hundred seventy-six thousand, six hundred one".