204100243410 has 48 divisors (see below), whose sum is σ = 569814561216. Its totient is φ = 46651483872.

The previous prime is 204100243409. The next prime is 204100243423. The reversal of 204100243410 is 14342001402.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69420382 + ... + 69423321.

It is an arithmetic number, because the mean of its divisors is an integer number (11871136692).

Almost surely, 2^204100243410 is an apocalyptic number.

204100243410 is an abundant number, since it is smaller than the sum of its proper divisors (365714317806).

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

204100243410 is a wasteful number, since it uses less digits than its factorization.

204100243410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138843727 (or 138843720 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 204100243410 its reverse (14342001402), we get a palindrome (218442244812).

The spelling of 204100243410 in words is "two hundred four billion, one hundred million, two hundred forty-three thousand, four hundred ten".