206022261000 has 256 divisors, whose sum is σ = 647610163200. Its totient is φ = 54529248000.

The previous prime is 206022260989. The next prime is 206022261019. The reversal of 206022261000 is 162220602.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 409586749 + ... + 409587251.

It is an arithmetic number, because the mean of its divisors is an integer number (2529727200).

Almost surely, 2^206022261000 is an apocalyptic number.

206022261000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206022261000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323805081600).

206022261000 is an abundant number, since it is smaller than the sum of its proper divisors (441587902200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206022261000 is a wasteful number, since it uses less digits than its factorization.

206022261000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277 (or 1263 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 206022261000 its reverse (162220602), we get a palindrome (206184481602).

The spelling of 206022261000 in words is "two hundred six billion, twenty-two million, two hundred sixty-one thousand".