204230423321400 has 192 divisors, whose sum is σ = 733470985209600. Its totient is φ = 46041770511360.

The previous prime is 204230423321347. The next prime is 204230423321417. The reversal of 204230423321400 is 4123324032402.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 332750190 + ... + 333363389.

It is an arithmetic number, because the mean of its divisors is an integer number (3820161381300).

Almost surely, 2^{204230423321400} is an apocalyptic number.

204230423321400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204230423321400 is an abundant number, since it is smaller than the sum of its proper divisors (529240561888200).

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

204230423321400 is a wasteful number, since it uses less digits than its factorization.

204230423321400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666113678 (or 666113669 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 204230423321400 its reverse (4123324032402), we get a palindrome (208353747353802).

The spelling of 204230423321400 in words is "two hundred four trillion, two hundred thirty billion, four hundred twenty-three million, three hundred twenty-one thousand, four hundred".