206302136224 has 12 divisors (see below), whose sum is σ = 406157330754. Its totient is φ = 103151068096.

The previous prime is 206302136197. The next prime is 206302136269. The reversal of 206302136224 is 422631203602.

It can be written as a sum of positive squares in only one way, i.e., 176349603600 + 29952532624 = 419940^2 + 173068^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3223470847 + ... + 3223470910.

Almost surely, 2^206302136224 is an apocalyptic number.

It is an amenable number.

206302136224 is a deficient number, since it is larger than the sum of its proper divisors (199855194530).

206302136224 is an equidigital number, since it uses as much as digits as its factorization.

206302136224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6446941767 (or 6446941759 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 206302136224 its reverse (422631203602), we get a palindrome (628933339826).

The spelling of 206302136224 in words is "two hundred six billion, three hundred two million, one hundred thirty-six thousand, two hundred twenty-four".