204121231332 has 24 divisors (see below), whose sum is σ = 489155384256. Its totient is φ = 66201480288.

The previous prime is 204121231283. The next prime is 204121231339. The reversal of 204121231332 is 233132121402.

It is not an unprimeable number, because it can be changed into a prime (204121231339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229865808 + ... + 229866695.

It is an arithmetic number, because the mean of its divisors is an integer number (20381474344).

Almost surely, 2^204121231332 is an apocalyptic number.

It is an amenable number.

204121231332 is an abundant number, since it is smaller than the sum of its proper divisors (285034152924).

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

204121231332 is a wasteful number, since it uses less digits than its factorization.

204121231332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459732547 (or 459732545 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 204121231332 its reverse (233132121402), we get a palindrome (437253352734).

The spelling of 204121231332 in words is "two hundred four billion, one hundred twenty-one million, two hundred thirty-one thousand, three hundred thirty-two".