203400334242 has 96 divisors (see below), whose sum is σ = 526920436224. Its totient is φ = 55490572800.

The previous prime is 203400334237. The next prime is 203400334243. The reversal of 203400334242 is 242433004302.

203400334242 is a `hidden beast` number, since 203 + 4 + 0 + 0 + 33 + 424 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (203400334243) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 176059 + ... + 661662.

It is an arithmetic number, because the mean of its divisors is an integer number (5488754544).

Almost surely, 2^203400334242 is an apocalyptic number.

203400334242 is an abundant number, since it is smaller than the sum of its proper divisors (323520101982).

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

203400334242 is a wasteful number, since it uses less digits than its factorization.

203400334242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837824 (or 837821 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 203400334242 its reverse (242433004302), we get a palindrome (445833338544).

The spelling of 203400334242 in words is "two hundred three billion, four hundred million, three hundred thirty-four thousand, two hundred forty-two".