204233133410421 has 64 divisors (see below), whose sum is σ = 305510719610880. Its totient is φ = 120739763358720.

The previous prime is 204233133410413. The next prime is 204233133410441. The reversal of 204233133410421 is 124014331332402.

It is not a de Polignac number, because 204233133410421 - 2³ = 204233133410413 is a prime.

It is a super-2 number, since 2×204233133410421² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204233133410441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 466406701 + ... + 466844381.

It is an arithmetic number, because the mean of its divisors is an integer number (4773604993920).

Almost surely, 2^{204233133410421} is an apocalyptic number.

It is an amenable number.

204233133410421 is a deficient number, since it is larger than the sum of its proper divisors (101277586200459).

204233133410421 is a wasteful number, since it uses less digits than its factorization.

204233133410421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445346.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 204233133410421 its reverse (124014331332402), we get a palindrome (328247464742823).

The spelling of 204233133410421 in words is "two hundred four trillion, two hundred thirty-three billion, one hundred thirty-three million, four hundred ten thousand, four hundred twenty-one".