12122120220102 has 12 divisors (see below), whose sum is σ = 26264593810260. Its totient is φ = 4040706740028.

The previous prime is 12122120220029. The next prime is 12122120220113. The reversal of 12122120220102 is 20102202122121.

It is a happy number.

12122120220102 is a `hidden beast` number, since 121 + 221 + 2 + 0 + 220 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 673451123339 = 12122120220102 / (1 + 2 + 1 + 2 + 2 + 1 + 2 + 0 + 2 + 2 + 0 + 1 + 0 + 2).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 336725561652 + ... + 336725561687.

It is an arithmetic number, because the mean of its divisors is an integer number (2188716150855).

Almost surely, 2^{12122120220102} is an apocalyptic number.

12122120220102 is an abundant number, since it is smaller than the sum of its proper divisors (14142473590158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12122120220102 is a wasteful number, since it uses less digits than its factorization.

12122120220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673451123347 (or 673451123344 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12122120220102 its reverse (20102202122121), we get a palindrome (32224322342223).

The spelling of 12122120220102 in words is "twelve trillion, one hundred twenty-two billion, one hundred twenty million, two hundred twenty thousand, one hundred two".