204030404001 has 6 divisors (see below), whose sum is σ = 294710583570. Its totient is φ = 136020269328.

The previous prime is 204030403979. The next prime is 204030404003. The reversal of 204030404001 is 100404030402.

It can be written as a sum of positive squares in only one way, i.e., 166317152400 + 37713251601 = 407820^2 + 194199^2 .

It is not a de Polignac number, because 204030404001 - 2⁷ = 204030403873 is a prime.

It is a super-3 number, since 3×204030404001³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (204030404003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11335022436 + ... + 11335022453.

It is an arithmetic number, because the mean of its divisors is an integer number (49118430595).

Almost surely, 2^204030404001 is an apocalyptic number.

It is an amenable number.

204030404001 is a deficient number, since it is larger than the sum of its proper divisors (90680179569).

204030404001 is a wasteful number, since it uses less digits than its factorization.

204030404001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22670044895 (or 22670044892 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 204030404001 its reverse (100404030402), we get a palindrome (304434434403).

The spelling of 204030404001 in words is "two hundred four billion, thirty million, four hundred four thousand, one".