204020411412 has 24 divisors (see below), whose sum is σ = 476055459936. Its totient is φ = 68005684768.

The previous prime is 204020411393. The next prime is 204020411417. The reversal of 204020411412 is 214114020402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204020411417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975583 + ... + 1166105.

It is an arithmetic number, because the mean of its divisors is an integer number (19835644164).

Almost surely, 2^204020411412 is an apocalyptic number.

It is an amenable number.

204020411412 is an abundant number, since it is smaller than the sum of its proper divisors (272035048524).

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

204020411412 is a wasteful number, since it uses less digits than its factorization.

204020411412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279767 (or 279765 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 204020411412 its reverse (214114020402), we get a palindrome (418134431814).

The spelling of 204020411412 in words is "two hundred four billion, twenty million, four hundred eleven thousand, four hundred twelve".