205103223324 has 18 divisors (see below), whose sum is σ = 518455370160. Its totient is φ = 68367741096.

The previous prime is 205103223323. The next prime is 205103223337. The reversal of 205103223324 is 423322301502.

205103223324 is a `hidden beast` number, since 2 + 0 + 5 + 1 + 0 + 322 + 332 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205103223323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2848655844 + ... + 2848655915.

It is an arithmetic number, because the mean of its divisors is an integer number (28803076120).

Almost surely, 2^205103223324 is an apocalyptic number.

It is an amenable number.

205103223324 is an abundant number, since it is smaller than the sum of its proper divisors (313352146836).

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

205103223324 is a wasteful number, since it uses less digits than its factorization.

205103223324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5697311769 (or 5697311764 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 205103223324 its reverse (423322301502), we get a palindrome (628425524826).

The spelling of 205103223324 in words is "two hundred five billion, one hundred three million, two hundred twenty-three thousand, three hundred twenty-four".