221055514434001 has 8 divisors (see below), whose sum is σ = 238065712678080. Its totient is φ = 204046163033232.

The previous prime is 221055514433987. The next prime is 221055514434017. The reversal of 221055514434001 is 100434415550122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221055514434001 - 2¹⁷ = 221055514302929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221055514734001) 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, 211168621 + ... + 212212858.

It is an arithmetic number, because the mean of its divisors is an integer number (29758214084760).

Almost surely, 2^{221055514434001} is an apocalyptic number.

It is an amenable number.

221055514434001 is a deficient number, since it is larger than the sum of its proper divisors (17010198244079).

221055514434001 is a wasteful number, since it uses less digits than its factorization.

221055514434001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423421655.

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 221055514434001 its reverse (100434415550122), we get a palindrome (321489929984123).

The spelling of 221055514434001 in words is "two hundred twenty-one trillion, fifty-five billion, five hundred fourteen million, four hundred thirty-four thousand, one".