12012220001012 has 24 divisors (see below), whose sum is σ = 26208480002880. Its totient is φ = 4680085714560.

The previous prime is 12012220001003. The next prime is 12012220001017. The reversal of 12012220001012 is 21010002221021.

12012220001012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012220001017) 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, 19500356837 + ... + 19500357452.

It is an arithmetic number, because the mean of its divisors is an integer number (1092020000120).

Almost surely, 2^{12012220001012} is an apocalyptic number.

It is an amenable number.

12012220001012 is an abundant number, since it is smaller than the sum of its proper divisors (14196260001868).

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

12012220001012 is a wasteful number, since it uses less digits than its factorization.

12012220001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39000714311 (or 39000714309 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12012220001012 its reverse (21010002221021), we get a palindrome (33022222222033).

The spelling of 12012220001012 in words is "twelve trillion, twelve billion, two hundred twenty million, one thousand, twelve".