12212100100122 has 24 divisors (see below), whose sum is σ = 26447506727904. Its totient is φ = 3757569261264.

The previous prime is 12212100100121. The next prime is 12212100100171. The reversal of 12212100100122 is 22100100121221.

12212100100122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12212100100121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6021744598 + ... + 6021746625.

It is an arithmetic number, because the mean of its divisors is an integer number (1101979446996).

Almost surely, 2^{12212100100122} is an apocalyptic number.

12212100100122 is an abundant number, since it is smaller than the sum of its proper divisors (14235406627782).

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

12212100100122 is a wasteful number, since it uses less digits than its factorization.

12212100100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12043491254 (or 12043491241 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12212100100122 its reverse (22100100121221), we get a palindrome (34312200221343).

The spelling of 12212100100122 in words is "twelve trillion, two hundred twelve billion, one hundred million, one hundred thousand, one hundred twenty-two".