204421202231124 has 24 divisors (see below), whose sum is σ = 480623895325728. Its totient is φ = 67620245012320.

The previous prime is 204421202231083. The next prime is 204421202231131. The reversal of 204421202231124 is 421132202124402.

It is a junction number, because it is equal to n+sod(n) for n = 204421202231091 and 204421202231100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65019464787 + ... + 65019467930.

It is an arithmetic number, because the mean of its divisors is an integer number (20025995638572).

Almost surely, 2^{204421202231124} is an apocalyptic number.

It is an amenable number.

204421202231124 is an abundant number, since it is smaller than the sum of its proper divisors (276202693094604).

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

204421202231124 is a wasteful number, since it uses less digits than its factorization.

204421202231124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130038932855 (or 130038932853 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 204421202231124 its reverse (421132202124402), we get a palindrome (625553404355526).

The spelling of 204421202231124 in words is "two hundred four trillion, four hundred twenty-one billion, two hundred two million, two hundred thirty-one thousand, one hundred twenty-four".