206650022151 has 8 divisors (see below), whose sum is σ = 275541969024. Its totient is φ = 137762378360.

The previous prime is 206650022147. The next prime is 206650022177. The reversal of 206650022151 is 151220056602.

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 206650022151 - 2² = 206650022147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206650022351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 961995 + ... + 1157036.

It is an arithmetic number, because the mean of its divisors is an integer number (34442746128).

Almost surely, 2^206650022151 is an apocalyptic number.

206650022151 is a deficient number, since it is larger than the sum of its proper divisors (68891946873).

206650022151 is a wasteful number, since it uses less digits than its factorization.

206650022151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151541.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 206650022151 its reverse (151220056602), we get a palindrome (357870078753).

The spelling of 206650022151 in words is "two hundred six billion, six hundred fifty million, twenty-two thousand, one hundred fifty-one".