20204204232 has 16 divisors (see below), whose sum is σ = 50510510640. Its totient is φ = 6734734736.

The previous prime is 20204204231. The next prime is 20204204261. The reversal of 20204204232 is 23240240202.

It is a junction number, because it is equal to n+sod(n) for n = 20204204199 and 20204204208.

It is not an unprimeable number, because it can be changed into a prime (20204204231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420920898 + ... + 420920945.

It is an arithmetic number, because the mean of its divisors is an integer number (3156906915).

Almost surely, 2^20204204232 is an apocalyptic number.

It is an amenable number.

20204204232 is an abundant number, since it is smaller than the sum of its proper divisors (30306306408).

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

20204204232 is a wasteful number, since it uses less digits than its factorization.

20204204232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841841852 (or 841841848 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 20204204232 its reverse (23240240202), we get a palindrome (43444444434).

The spelling of 20204204232 in words is "twenty billion, two hundred four million, two hundred four thousand, two hundred thirty-two".