13011221130000 has 100 divisors (see below), whose sum is σ = 42001956733968. Its totient is φ = 3469658960000.

The previous prime is 13011221129993. The next prime is 13011221130041. The reversal of 13011221130000 is 3112211031.

It is a happy number.

13011221130000 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 Harshad number since it is a multiple of its sum of digits (15).

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, 216823686 + ... + 216883685.

Almost surely, 2^{13011221130000} is an apocalyptic number.

13011221130000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13011221130000 is an abundant number, since it is smaller than the sum of its proper divisors (28990735603968).

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

13011221130000 is an equidigital number, since it uses as much as digits as its factorization.

13011221130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433707402 (or 433707381 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13011221130000 its reverse (3112211031), we get a palindrome (13014333341031).

The spelling of 13011221130000 in words is "thirteen trillion, eleven billion, two hundred twenty-one million, one hundred thirty thousand".