102102121000111 has 8 divisors (see below), whose sum is σ = 103673590094720. Its totient is φ = 100532050636248.

The previous prime is 102102121000093. The next prime is 102102121000157. The reversal of 102102121000111 is 111000121201201.

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 102102121000111 - 2²³ = 102102112611503 is a prime.

It is a super-2 number, since 2×102102121000111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102102121000091 and 102102121000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102102121004111) 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, 349535571 + ... + 349827556.

It is an arithmetic number, because the mean of its divisors is an integer number (12959198761840).

Almost surely, 2^{102102121000111} is an apocalyptic number.

102102121000111 is a deficient number, since it is larger than the sum of its proper divisors (1571469094609).

102102121000111 is an equidigital number, since it uses as much as digits as its factorization.

102102121000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699365373.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 102102121000111 its reverse (111000121201201), we get a palindrome (213102242201312).

The spelling of 102102121000111 in words is "one hundred two trillion, one hundred two billion, one hundred twenty-one million, one hundred eleven", and thus it is an aban number.