204220260286 has 12 divisors (see below), whose sum is σ = 356343515568. Its totient is φ = 87522968652.

The previous prime is 204220260281. The next prime is 204220260337. The reversal of 204220260286 is 682062022402.

It is a super-2 number, since 2×204220260286² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204220260281) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1041940006 + ... + 1041940201.

It is an arithmetic number, because the mean of its divisors is an integer number (29695292964).

Almost surely, 2^204220260286 is an apocalyptic number.

204220260286 is a deficient number, since it is larger than the sum of its proper divisors (152123255282).

204220260286 is a wasteful number, since it uses less digits than its factorization.

204220260286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083880223 (or 2083880216 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 204220260286 its reverse (682062022402), we get a palindrome (886282282688).

The spelling of 204220260286 in words is "two hundred four billion, two hundred twenty million, two hundred sixty thousand, two hundred eighty-six".