102111102414 has 96 divisors (see below), whose sum is σ = 232828202880. Its totient is φ = 33536916000.

The previous prime is 102111102407. The next prime is 102111102419. The reversal of 102111102414 is 414201111201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102111102419) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10352217 + ... + 10362075.

It is an arithmetic number, because the mean of its divisors is an integer number (2425293780).

Almost surely, 2^102111102414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102111102414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116414101440).

102111102414 is an abundant number, since it is smaller than the sum of its proper divisors (130717100466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102111102414 is a wasteful number, since it uses less digits than its factorization.

102111102414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10188 (or 10176 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102111102414 its reverse (414201111201), we get a palindrome (516312213615).

The spelling of 102111102414 in words is "one hundred two billion, one hundred eleven million, one hundred two thousand, four hundred fourteen".