204102313424 has 10 divisors (see below), whose sum is σ = 395448232290. Its totient is φ = 102051156704.

The previous prime is 204102313423. The next prime is 204102313433. The reversal of 204102313424 is 424313201402.

It can be written as a sum of positive squares in only one way, i.e., 173582223424 + 30520090000 = 416632^2 + 174700^2 .

It is a junction number, because it is equal to n+sod(n) for n = 204102313393 and 204102313402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204102313423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6378197279 + ... + 6378197310.

It is an arithmetic number, because the mean of its divisors is an integer number (39544823229).

Almost surely, 2^204102313424 is an apocalyptic number.

It is an amenable number.

204102313424 is a deficient number, since it is larger than the sum of its proper divisors (191345918866).

204102313424 is a wasteful number, since it uses less digits than its factorization.

204102313424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12756394597 (or 12756394591 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 204102313424 its reverse (424313201402), we get a palindrome (628415514826).

The spelling of 204102313424 in words is "two hundred four billion, one hundred two million, three hundred thirteen thousand, four hundred twenty-four".