204122234020004 has 12 divisors (see below), whose sum is σ = 357214882724700. Its totient is φ = 102060838955808.

The previous prime is 204122234019967. The next prime is 204122234020009. The reversal of 204122234020004 is 400020432221402.

It can be written as a sum of positive squares in 2 ways, for example, as 89024697384100 + 115097536635904 = 9435290^2 + 10728352^2 .

It is not an unprimeable number, because it can be changed into a prime (204122234020009) 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, 67857419 + ... + 70801650.

It is an arithmetic number, because the mean of its divisors is an integer number (29767906893725).

Almost surely, 2^{204122234020004} is an apocalyptic number.

It is an amenable number.

204122234020004 is a deficient number, since it is larger than the sum of its proper divisors (153092648704696).

204122234020004 is a wasteful number, since it uses less digits than its factorization.

204122234020004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139027102 (or 139027100 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 204122234020004 its reverse (400020432221402), we get a palindrome (604142666241406).

The spelling of 204122234020004 in words is "two hundred four trillion, one hundred twenty-two billion, two hundred thirty-four million, twenty thousand, four".