102001329709 has 2 divisors, whose sum is σ = 102001329710. Its totient is φ = 102001329708.

The previous prime is 102001329701. The next prime is 102001329733. The reversal of 102001329709 is 907923100201.

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., 69180572484 + 32820757225 = 263022^2 + 181165^2 .

It is a cyclic number.

It is not a de Polignac number, because 102001329709 - 2³ = 102001329701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102001329701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000664854 + 51000664855.

It is an arithmetic number, because the mean of its divisors is an integer number (51000664855).

Almost surely, 2^102001329709 is an apocalyptic number.

It is an amenable number.

102001329709 is a deficient number, since it is larger than the sum of its proper divisors (1).

102001329709 is an equidigital number, since it uses as much as digits as its factorization.

102001329709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 34.

The spelling of 102001329709 in words is "one hundred two billion, one million, three hundred twenty-nine thousand, seven hundred nine".