102209100667 has 4 divisors (see below), whose sum is σ = 102210353280. Its totient is φ = 102207848056.

The previous prime is 102209100649. The next prime is 102209100673. The reversal of 102209100667 is 766001902201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 766001902201 = 22907 ⋅33439643.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102209100667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102209100167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494692 + ... + 670177.

It is an arithmetic number, because the mean of its divisors is an integer number (25552588320).

Almost surely, 2^102209100667 is an apocalyptic number.

102209100667 is a deficient number, since it is larger than the sum of its proper divisors (1252613).

102209100667 is an equidigital number, since it uses as much as digits as its factorization.

102209100667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252612.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 102209100667 in words is "one hundred two billion, two hundred nine million, one hundred thousand, six hundred sixty-seven".