204011244242 has 16 divisors (see below), whose sum is σ = 348942309912. Its totient is φ = 88620268800.

The previous prime is 204011244197. The next prime is 204011244313. The reversal of 204011244242 is 242442110402.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 156160119241 + 47851125001 = 395171^2 + 218749^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230781509 + ... + 230782392.

Almost surely, 2^204011244242 is an apocalyptic number.

204011244242 is a deficient number, since it is larger than the sum of its proper divisors (144931065670).

204011244242 is a wasteful number, since it uses less digits than its factorization.

204011244242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461563933.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 204011244242 its reverse (242442110402), we get a palindrome (446453354644).

The spelling of 204011244242 in words is "two hundred four billion, eleven million, two hundred forty-four thousand, two hundred forty-two".