12420334102 has 8 divisors (see below), whose sum is σ = 20324183112. Its totient is φ = 5645606400.

The previous prime is 12420334081. The next prime is 12420334111. The reversal of 12420334102 is 20143302421.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 564560641 = 12420334102 / (1 + 2 + 4 + 2 + 0 + 3 + 3 + 4 + 1 + 0 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282280299 + ... + 282280342.

It is an arithmetic number, because the mean of its divisors is an integer number (2540522889).

Almost surely, 2^12420334102 is an apocalyptic number.

12420334102 is a deficient number, since it is larger than the sum of its proper divisors (7903849010).

12420334102 is a wasteful number, since it uses less digits than its factorization.

12420334102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564560654.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12420334102 its reverse (20143302421), we get a palindrome (32563636523).

The spelling of 12420334102 in words is "twelve billion, four hundred twenty million, three hundred thirty-four thousand, one hundred two".