102010109999 has 8 divisors (see below), whose sum is σ = 116585286048. Its totient is φ = 87435509760.

The previous prime is 102010109959. The next prime is 102010110011. The reversal of 102010109999 is 999901010201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102010109999 - 2⁸ = 102010109743 is a prime.

It is a super-3 number, since 3×102010109999³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102010109909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347579 + ... + 569939.

It is an arithmetic number, because the mean of its divisors is an integer number (14573160756).

Almost surely, 2^102010109999 is an apocalyptic number.

102010109999 is a deficient number, since it is larger than the sum of its proper divisors (14575176049).

102010109999 is an equidigital number, since it uses as much as digits as its factorization.

102010109999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287905.

The product of its (nonzero) digits is 13122, while the sum is 41.

The spelling of 102010109999 in words is "one hundred two billion, ten million, one hundred nine thousand, nine hundred ninety-nine".