206346221332316 has 48 divisors (see below), whose sum is σ = 412549074171360. Its totient is φ = 89462514186240.

The previous prime is 206346221332271. The next prime is 206346221332319. The reversal of 206346221332316 is 613233122643602.

It is a super-2 number, since 2×206346221332316² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206346221332319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223554146 + ... + 224475273.

It is an arithmetic number, because the mean of its divisors is an integer number (8594772378570).

Almost surely, 2^{206346221332316} is an apocalyptic number.

206346221332316 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

206346221332316 is a deficient number, since it is larger than the sum of its proper divisors (206202852839044).

206346221332316 is a wasteful number, since it uses less digits than its factorization.

206346221332316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448029974 (or 448029972 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 44.

Adding to 206346221332316 its reverse (613233122643602), we get a palindrome (819579343975918).

The spelling of 206346221332316 in words is "two hundred six trillion, three hundred forty-six billion, two hundred twenty-one million, three hundred thirty-two thousand, three hundred sixteen".