12221002130000 has 100 divisors (see below), whose sum is σ = 29590017138528. Its totient is φ = 4888111920000.

The previous prime is 12221002129981. The next prime is 12221002130021. The reversal of 12221002130000 is 3120012221.

It is a happy number.

12221002130000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×12221002130000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 270407405 + ... + 270452595.

Almost surely, 2^{12221002130000} is an apocalyptic number.

12221002130000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12221002130000 is an abundant number, since it is smaller than the sum of its proper divisors (17369015008528).

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

12221002130000 is an equidigital number, since it uses as much as digits as its factorization.

12221002130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72262 (or 72241 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12221002130000 its reverse (3120012221), we get a palindrome (12224122142221).

The spelling of 12221002130000 in words is "twelve trillion, two hundred twenty-one billion, two million, one hundred thirty thousand".