12122122120002 has 48 divisors (see below), whose sum is σ = 27901686732192. Its totient is φ = 3942153528480.

The previous prime is 12122122119977. The next prime is 12122122120093. The reversal of 12122122120002 is 20002122122121.

It is a happy number.

12122122120002 is a `hidden beast` number, since 1 + 21 + 221 + 221 + 200 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 304158588 + ... + 304198439.

It is an arithmetic number, because the mean of its divisors is an integer number (581285140254).

Almost surely, 2^{12122122120002} is an apocalyptic number.

12122122120002 is an abundant number, since it is smaller than the sum of its proper divisors (15779564612190).

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

12122122120002 is an equidigital number, since it uses as much as digits as its factorization.

12122122120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608357085 (or 608357073 counting only the distinct ones).

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

Adding to 12122122120002 its reverse (20002122122121), we get a palindrome (32124244242123).

The spelling of 12122122120002 in words is "twelve trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred twenty thousand, two".