102199465341209 has 2 divisors, whose sum is σ = 102199465341210. Its totient is φ = 102199465341208.

The previous prime is 102199465341191. The next prime is 102199465341227. The reversal of 102199465341209 is 902143564991201.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (102199465341191) and next prime (102199465341227).

It can be written as a sum of positive squares in only one way, i.e., 84418020933184 + 17781444408025 = 9187928^2 + 4216805^2 .

It is a cyclic number.

It is not a de Polignac number, because 102199465341209 - 2²⁸ = 102199196905753 is a prime.

It is not a weakly prime, because it can be changed into another prime (102199465344209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51099732670604 + 51099732670605.

It is an arithmetic number, because the mean of its divisors is an integer number (51099732670605).

Almost surely, 2^{102199465341209} is an apocalyptic number.

It is an amenable number.

102199465341209 is a deficient number, since it is larger than the sum of its proper divisors (1).

102199465341209 is an equidigital number, since it uses as much as digits as its factorization.

102199465341209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4199040, while the sum is 56.

The spelling of 102199465341209 in words is "one hundred two trillion, one hundred ninety-nine billion, four hundred sixty-five million, three hundred forty-one thousand, two hundred nine".