12122222212102 has 16 divisors (see below), whose sum is σ = 18230184090720. Its totient is φ = 6045495939648.

The previous prime is 12122222212013. The next prime is 12122222212103. The reversal of 12122222212102 is 20121222222121.

12122222212102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122222212103) 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, 13652799 + ... + 14513557.

It is an arithmetic number, because the mean of its divisors is an integer number (1139386505670).

Almost surely, 2^{12122222212102} is an apocalyptic number.

12122222212102 is a deficient number, since it is larger than the sum of its proper divisors (6107961878618).

12122222212102 is a wasteful number, since it uses less digits than its factorization.

12122222212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878895.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 12122222212102 its reverse (20121222222121), we get a palindrome (32243444434223).

The spelling of 12122222212102 in words is "twelve trillion, one hundred twenty-two billion, two hundred twenty-two million, two hundred twelve thousand, one hundred two".