12321206105102 has 8 divisors (see below), whose sum is σ = 19119112921800. Its totient is φ = 5948168464504.

The previous prime is 12321206105101. The next prime is 12321206105107. The reversal of 12321206105102 is 20150160212321.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321206105101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106217293952 + ... + 106217294067.

It is an arithmetic number, because the mean of its divisors is an integer number (2389889115225).

Almost surely, 2^{12321206105102} is an apocalyptic number.

12321206105102 is a deficient number, since it is larger than the sum of its proper divisors (6797906816698).

12321206105102 is a wasteful number, since it uses less digits than its factorization.

12321206105102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212434588050.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 12321206105102 its reverse (20150160212321), we get a palindrome (32471366317423).

The spelling of 12321206105102 in words is "twelve trillion, three hundred twenty-one billion, two hundred six million, one hundred five thousand, one hundred two".