206201510212 has 12 divisors (see below), whose sum is σ = 362938497516. Its totient is φ = 102504796640.

The previous prime is 206201510147. The next prime is 206201510231. The reversal of 206201510212 is 212015102602.

It can be written as a sum of positive squares in 2 ways, for example, as 199499795716 + 6701714496 = 446654^2 + 81864^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148988839 + ... + 148990222.

It is an arithmetic number, because the mean of its divisors is an integer number (30244874793).

Almost surely, 2^206201510212 is an apocalyptic number.

It is an amenable number.

206201510212 is a deficient number, since it is larger than the sum of its proper divisors (156736987304).

206201510212 is a wasteful number, since it uses less digits than its factorization.

206201510212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297979238 (or 297979236 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 206201510212 its reverse (212015102602), we get a palindrome (418216612814).

The spelling of 206201510212 in words is "two hundred six billion, two hundred one million, five hundred ten thousand, two hundred twelve".