11982638102 has 4 divisors (see below), whose sum is σ = 17973957156. Its totient is φ = 5991319050.

The previous prime is 11982638089. The next prime is 11982638111. The reversal of 11982638102 is 20183628911.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11982638102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2995659524 + ... + 2995659527.

It is an arithmetic number, because the mean of its divisors is an integer number (4493489289).

Almost surely, 2^11982638102 is an apocalyptic number.

11982638102 is a deficient number, since it is larger than the sum of its proper divisors (5991319054).

11982638102 is an equidigital number, since it uses as much as digits as its factorization.

11982638102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5991319053.

The product of its (nonzero) digits is 41472, while the sum is 41.

The spelling of 11982638102 in words is "eleven billion, nine hundred eighty-two million, six hundred thirty-eight thousand, one hundred two".