12021002201022 has 32 divisors (see below), whose sum is σ = 24052448543904. Its totient is φ = 4005260438400.

The previous prime is 12021002200967. The next prime is 12021002201069. The reversal of 12021002201022 is 22010220012021.

It is a junction number, because it is equal to n+sod(n) for n = 12021002200992 and 12021002201010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134627872 + ... + 134717132.

It is an arithmetic number, because the mean of its divisors is an integer number (751639016997).

Almost surely, 2^{12021002201022} is an apocalyptic number.

12021002201022 is an abundant number, since it is smaller than the sum of its proper divisors (12031446342882).

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

12021002201022 is a wasteful number, since it uses less digits than its factorization.

12021002201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98764.

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

Adding to 12021002201022 its reverse (22010220012021), we get a palindrome (34031222213043).

The spelling of 12021002201022 in words is "twelve trillion, twenty-one billion, two million, two hundred one thousand, twenty-two".