11866838182102 has 4 divisors (see below), whose sum is σ = 17800257273156. Its totient is φ = 5933419091050.

The previous prime is 11866838182099. The next prime is 11866838182109. The reversal of 11866838182102 is 20128183866811.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×11866838182102³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11866838182109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2966709545524 + ... + 2966709545527.

It is an arithmetic number, because the mean of its divisors is an integer number (4450064318289).

Almost surely, 2^{11866838182102} is an apocalyptic number.

11866838182102 is a deficient number, since it is larger than the sum of its proper divisors (5933419091054).

11866838182102 is an equidigital number, since it uses as much as digits as its factorization.

11866838182102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5933419091053.

The product of its (nonzero) digits is 1769472, while the sum is 55.

The spelling of 11866838182102 in words is "eleven trillion, eight hundred sixty-six billion, eight hundred thirty-eight million, one hundred eighty-two thousand, one hundred two".