206253102115 has 8 divisors (see below), whose sum is σ = 256038333840. Its totient is φ = 159312740832.

The previous prime is 206253102079. The next prime is 206253102131. The reversal of 206253102115 is 511201352602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 206253102115 - 2¹³ = 206253093923 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711217449 + ... + 711217738.

It is an arithmetic number, because the mean of its divisors is an integer number (32004791730).

Almost surely, 2^206253102115 is an apocalyptic number.

206253102115 is a deficient number, since it is larger than the sum of its proper divisors (49785231725).

206253102115 is a wasteful number, since it uses less digits than its factorization.

206253102115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422435221.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 206253102115 its reverse (511201352602), we get a palindrome (717454454717).

The spelling of 206253102115 in words is "two hundred six billion, two hundred fifty-three million, one hundred two thousand, one hundred fifteen".