117220206601 has 4 divisors (see below), whose sum is σ = 117223648272. Its totient is φ = 117216764932.

The previous prime is 117220206559. The next prime is 117220206613. The reversal of 117220206601 is 106602022711.

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 117220206601 - 2¹¹ = 117220204553 is a prime.

It is a super-2 number, since 2×117220206601² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117220206601.

It is not an unprimeable number, because it can be changed into a prime (117220206661) 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, 1669231 + ... + 1738036.

It is an arithmetic number, because the mean of its divisors is an integer number (29305912068).

Almost surely, 2^117220206601 is an apocalyptic number.

It is an amenable number.

117220206601 is a deficient number, since it is larger than the sum of its proper divisors (3441671).

117220206601 is an equidigital number, since it uses as much as digits as its factorization.

117220206601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3441670.

The product of its (nonzero) digits is 2016, while the sum is 28.

The spelling of 117220206601 in words is "one hundred seventeen billion, two hundred twenty million, two hundred six thousand, six hundred one".