204454121332 has 12 divisors (see below), whose sum is σ = 376626013120. Its totient is φ = 96846689016.

The previous prime is 204454121321. The next prime is 204454121341. The reversal of 204454121332 is 233121454402.

It is a junction number, because it is equal to n+sod(n) for n = 204454121294 and 204454121303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1345092828 + ... + 1345092979.

Almost surely, 2^204454121332 is an apocalyptic number.

It is an amenable number.

204454121332 is a deficient number, since it is larger than the sum of its proper divisors (172171891788).

204454121332 is a wasteful number, since it uses less digits than its factorization.

204454121332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2690185830 (or 2690185828 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 204454121332 its reverse (233121454402), we get a palindrome (437575575734).

The spelling of 204454121332 in words is "two hundred four billion, four hundred fifty-four million, one hundred twenty-one thousand, three hundred thirty-two".