204303133012242 has 64 divisors (see below), whose sum is σ = 445874413943808. Its totient is φ = 61893081096000.

The previous prime is 204303133012217. The next prime is 204303133012309. The reversal of 204303133012242 is 242210331303402.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4856130067 + ... + 4856172137.

It is an arithmetic number, because the mean of its divisors is an integer number (6966787717872).

Almost surely, 2^{204303133012242} is an apocalyptic number.

204303133012242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204303133012242 is an abundant number, since it is smaller than the sum of its proper divisors (241571280931566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204303133012242 is a wasteful number, since it uses less digits than its factorization.

204303133012242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60495.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 204303133012242 its reverse (242210331303402), we get a palindrome (446513464315644).

The spelling of 204303133012242 in words is "two hundred four trillion, three hundred three billion, one hundred thirty-three million, twelve thousand, two hundred forty-two".