13425541222220 has 24 divisors (see below), whose sum is σ = 28225784421744. Its totient is φ = 5364093087936.

The previous prime is 13425541222217. The next prime is 13425541222229. The reversal of 13425541222220 is 2222214552431.

13425541222220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13425541222229) 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, 382694582 + ... + 382729661.

It is an arithmetic number, because the mean of its divisors is an integer number (1176074350906).

Almost surely, 2^{13425541222220} is an apocalyptic number.

13425541222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13425541222220 is an abundant number, since it is smaller than the sum of its proper divisors (14800243199524).

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

13425541222220 is a wasteful number, since it uses less digits than its factorization.

13425541222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765425129 (or 765425127 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 13425541222220 its reverse (2222214552431), we get a palindrome (15647755774651).

The spelling of 13425541222220 in words is "thirteen trillion, four hundred twenty-five billion, five hundred forty-one million, two hundred twenty-two thousand, two hundred twenty".