203232434113 has 2 divisors, whose sum is σ = 203232434114. Its totient is φ = 203232434112.

The previous prime is 203232434089. The next prime is 203232434143. The reversal of 203232434113 is 311434232302.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201877678864 + 1354755249 = 449308^2 + 36807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203232434113 is a prime.

It is not a weakly prime, because it can be changed into another prime (203232434143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101616217056 + 101616217057.

It is an arithmetic number, because the mean of its divisors is an integer number (101616217057).

Almost surely, 2^203232434113 is an apocalyptic number.

It is an amenable number.

203232434113 is a deficient number, since it is larger than the sum of its proper divisors (1).

203232434113 is an equidigital number, since it uses as much as digits as its factorization.

203232434113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 203232434113 its reverse (311434232302), we get a palindrome (514666666415).

The spelling of 203232434113 in words is "two hundred three billion, two hundred thirty-two million, four hundred thirty-four thousand, one hundred thirteen".