220206104 has 8 divisors (see below), whose sum is σ = 412886460. Its totient is φ = 110103048.

The previous prime is 220206097. The next prime is 220206167. The reversal of 220206104 is 401602022.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13762874 + ... + 13762889.

Almost surely, 2^220206104 is an apocalyptic number.

It is an amenable number.

220206104 is a deficient number, since it is larger than the sum of its proper divisors (192680356).

220206104 is a wasteful number, since it uses less digits than its factorization.

220206104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27525769 (or 27525765 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 220206104 is about 14839.3431121462. The cubic root of 220206104 is about 603.8695316345.

Adding to 220206104 its reverse (401602022), we get a palindrome (621808126).

The spelling of 220206104 in words is "two hundred twenty million, two hundred six thousand, one hundred four".