203434132402 has 8 divisors (see below), whose sum is σ = 305167837212. Its totient is φ = 101711520000.

The previous prime is 203434132367. The next prime is 203434132403. The reversal of 203434132402 is 204231434302.

It can be written as a sum of positive squares in 2 ways, for example, as 182645971641 + 20788160761 = 427371^2 + 144181^2 .

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

It is not an unprimeable number, because it can be changed into a prime (203434132403) 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, 2727099 + ... + 2800702.

Almost surely, 2^203434132402 is an apocalyptic number.

203434132402 is a deficient number, since it is larger than the sum of its proper divisors (101733704810).

203434132402 is a wasteful number, since it uses less digits than its factorization.

203434132402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5546204.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 203434132402 its reverse (204231434302), we get a palindrome (407665566704).

The spelling of 203434132402 in words is "two hundred three billion, four hundred thirty-four million, one hundred thirty-two thousand, four hundred two".