206422323115 has 8 divisors (see below), whose sum is σ = 262277775360. Its totient is φ = 155423866752.

The previous prime is 206422323109. The next prime is 206422323167. The reversal of 206422323115 is 511323224602.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206422323115 is a prime.

It is a super-2 number, since 2×206422323115² (a number of 23 digits) contains 22 as substring.

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, 1214248875 + ... + 1214249044.

It is an arithmetic number, because the mean of its divisors is an integer number (32784721920).

Almost surely, 2^206422323115 is an apocalyptic number.

206422323115 is a deficient number, since it is larger than the sum of its proper divisors (55855452245).

206422323115 is a wasteful number, since it uses less digits than its factorization.

206422323115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428497941.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 206422323115 its reverse (511323224602), we get a palindrome (717745547717).

The spelling of 206422323115 in words is "two hundred six billion, four hundred twenty-two million, three hundred twenty-three thousand, one hundred fifteen".