220211679368 has 36 divisors (see below), whose sum is σ = 415176562485. Its totient is φ = 109501260000.

The previous prime is 220211679323. The next prime is 220211679371. The reversal of 220211679368 is 863976112022.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 199164053284 + 21047626084 = 446278^2 + 145078^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=331822.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 333148958 + ... + 333149618.

Almost surely, 2^220211679368 is an apocalyptic number.

It is an amenable number.

220211679368 is a deficient number, since it is larger than the sum of its proper divisors (194964883117).

220211679368 is an frugal number, since it uses more digits than its factorization.

220211679368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830 (or 914 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 220211679368 in words is "two hundred twenty billion, two hundred eleven million, six hundred seventy-nine thousand, three hundred sixty-eight".