220666104241601 has 8 divisors (see below), whose sum is σ = 233034502962240. Its totient is φ = 208528890543952.

The previous prime is 220666104241537. The next prime is 220666104241613. The reversal of 220666104241601 is 106142401666022.

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

It is a cyclic number.

It is not a de Polignac number, because 220666104241601 - 2⁶ = 220666104241537 is a prime.

It is a super-2 number, since 2×220666104241601² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220666104241621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57796253786 + ... + 57796257603.

It is an arithmetic number, because the mean of its divisors is an integer number (29129312870280).

Almost surely, 2^{220666104241601} is an apocalyptic number.

It is an amenable number.

220666104241601 is a deficient number, since it is larger than the sum of its proper divisors (12368398720639).

220666104241601 is a wasteful number, since it uses less digits than its factorization.

220666104241601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115592511495.

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 220666104241601 in words is "two hundred twenty trillion, six hundred sixty-six billion, one hundred four million, two hundred forty-one thousand, six hundred one".