206104102 has 16 divisors (see below), whose sum is σ = 320156640. Its totient is φ = 99392832.

The previous prime is 206104099. The next prime is 206104123. The reversal of 206104102 is 201401602.

It is a super-2 number, since 2×206104102² = 84957801722452808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102418 + ... + 104410.

It is an arithmetic number, because the mean of its divisors is an integer number (20009790).

Almost surely, 2^206104102 is an apocalyptic number.

206104102 is a deficient number, since it is larger than the sum of its proper divisors (114052538).

206104102 is a wasteful number, since it uses less digits than its factorization.

206104102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 206104102 is about 14356.3262013650. The cubic root of 206104102 is about 590.6935270824.

Adding to 206104102 its reverse (201401602), we get a palindrome (407505704).

The spelling of 206104102 in words is "two hundred six million, one hundred four thousand, one hundred two".