12122012122102 has 16 divisors (see below), whose sum is σ = 18990967234320. Its totient is φ = 5797242625248.

The previous prime is 12122012122097. The next prime is 12122012122109. The reversal of 12122012122102 is 20122121022121.

It is a self number, because there is not a number n which added to its sum of digits gives 12122012122102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122012122109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1388224233 + ... + 1388232964.

It is an arithmetic number, because the mean of its divisors is an integer number (1186935452145).

Almost surely, 2^{12122012122102} is an apocalyptic number.

12122012122102 is a deficient number, since it is larger than the sum of its proper divisors (6868955112218).

12122012122102 is a wasteful number, since it uses less digits than its factorization.

12122012122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776457295.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12122012122102 its reverse (20122121022121), we get a palindrome (32244133144223).

The spelling of 12122012122102 in words is "twelve trillion, one hundred twenty-two billion, twelve million, one hundred twenty-two thousand, one hundred two".