601217218223 has 4 divisors (see below), whose sum is σ = 636582936960. Its totient is φ = 565851499488.

The previous prime is 601217218207. The next prime is 601217218243. The reversal of 601217218223 is 322812712106.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322812712106 = 2 ⋅161406356053.

It is a cyclic number.

It is not a de Polignac number, because 601217218223 - 2⁴ = 601217218207 is a prime.

It is a super-2 number, since 2×601217218223² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601217218243) 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, 17682859343 + ... + 17682859376.

It is an arithmetic number, because the mean of its divisors is an integer number (159145734240).

Almost surely, 2^601217218223 is an apocalyptic number.

601217218223 is a deficient number, since it is larger than the sum of its proper divisors (35365718737).

601217218223 is a wasteful number, since it uses less digits than its factorization.

601217218223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35365718736.

The product of its (nonzero) digits is 16128, while the sum is 35.

The spelling of 601217218223 in words is "six hundred one billion, two hundred seventeen million, two hundred eighteen thousand, two hundred twenty-three".