204011100122 has 8 divisors (see below), whose sum is σ = 307785533076. Its totient is φ = 101415922432.

The previous prime is 204011100119. The next prime is 204011100149. The reversal of 204011100122 is 221001110402.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 156991080841 + 47020019281 = 396221^2 + 216841^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 204011100097 and 204011100106.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 294813383 + ... + 294814074.

Almost surely, 2^204011100122 is an apocalyptic number.

204011100122 is a deficient number, since it is larger than the sum of its proper divisors (103774432954).

204011100122 is a wasteful number, since it uses less digits than its factorization.

204011100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589627632.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 204011100122 its reverse (221001110402), we get a palindrome (425012210524).

The spelling of 204011100122 in words is "two hundred four billion, eleven million, one hundred thousand, one hundred twenty-two".