204040110213330 has 128 divisors (see below), whose sum is σ = 513020159608320. Its totient is φ = 51838374297600.

The previous prime is 204040110213319. The next prime is 204040110213341. The reversal of 204040110213330 is 33312011040402.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (204040110213319) and next prime (204040110213341).

It is a self number, because there is not a number n which added to its sum of digits gives 204040110213330.

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, 178992606 + ... + 180128934.

It is an arithmetic number, because the mean of its divisors is an integer number (4007969996940).

Almost surely, 2^{204040110213330} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204040110213330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256510079804160).

204040110213330 is an abundant number, since it is smaller than the sum of its proper divisors (308980049394990).

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

204040110213330 is a wasteful number, since it uses less digits than its factorization.

204040110213330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137396.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 204040110213330 its reverse (33312011040402), we get a palindrome (237352121253732).

The spelling of 204040110213330 in words is "two hundred four trillion, forty billion, one hundred ten million, two hundred thirteen thousand, three hundred thirty".