12220002101021 has 48 divisors (see below), whose sum is σ = 14662193575680. Its totient is φ = 10115091043200.

The previous prime is 12220002101011. The next prime is 12220002101057. The reversal of 12220002101021 is 12010120002221.

12220002101021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-12220002101021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12220002100987 and 12220002101005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220002101011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131800946 + ... + 131893628.

It is an arithmetic number, because the mean of its divisors is an integer number (305462366160).

Almost surely, 2^{12220002101021} is an apocalyptic number.

12220002101021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12220002101021 is a deficient number, since it is larger than the sum of its proper divisors (2442191474659).

12220002101021 is a wasteful number, since it uses less digits than its factorization.

12220002101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93858 (or 93847 counting only the distinct ones).

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

Adding to 12220002101021 its reverse (12010120002221), we get a palindrome (24230122103242).

The spelling of 12220002101021 in words is "twelve trillion, two hundred twenty billion, two million, one hundred one thousand, twenty-one".