12122120022 has 16 divisors (see below), whose sum is σ = 24247858032. Its totient is φ = 4040103680.

The previous prime is 12122119951. The next prime is 12122120033. The reversal of 12122120022 is 22002122121.

12122120022 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12122119983 and 12122120010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106179 + ... + 188462.

It is an arithmetic number, because the mean of its divisors is an integer number (1515491127).

Almost surely, 2^12122120022 is an apocalyptic number.

12122120022 is an abundant number, since it is smaller than the sum of its proper divisors (12125738010).

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

12122120022 is a wasteful number, since it uses less digits than its factorization.

12122120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301503.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12122120022 its reverse (22002122121), we get a palindrome (34124242143).

The spelling of 12122120022 in words is "twelve billion, one hundred twenty-two million, one hundred twenty thousand, twenty-two".