14130553551221 has 4 divisors (see below), whose sum is σ = 14459171075712. Its totient is φ = 13801936026732.

The previous prime is 14130553551211. The next prime is 14130553551277. The reversal of 14130553551221 is 12215535503141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14130553551221 - 2²⁶ = 14130486442357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14130553551211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164308762181 + ... + 164308762266.

It is an arithmetic number, because the mean of its divisors is an integer number (3614792768928).

Almost surely, 2^{14130553551221} is an apocalyptic number.

It is an amenable number.

14130553551221 is a deficient number, since it is larger than the sum of its proper divisors (328617524491).

14130553551221 is an equidigital number, since it uses as much as digits as its factorization.

14130553551221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328617524490.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 14130553551221 in words is "fourteen trillion, one hundred thirty billion, five hundred fifty-three million, five hundred fifty-one thousand, two hundred twenty-one".