200234343531 has 4 divisors (see below), whose sum is σ = 266979124712. Its totient is φ = 133489562352.

The previous prime is 200234343503. The next prime is 200234343539. The reversal of 200234343531 is 135343432002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 200234343531 - 2⁵ = 200234343499 is a prime.

It is a super-2 number, since 2×200234343531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200234343539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33372390586 + ... + 33372390591.

It is an arithmetic number, because the mean of its divisors is an integer number (66744781178).

Almost surely, 2^200234343531 is an apocalyptic number.

200234343531 is a deficient number, since it is larger than the sum of its proper divisors (66744781181).

200234343531 is an equidigital number, since it uses as much as digits as its factorization.

200234343531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66744781180.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 200234343531 its reverse (135343432002), we get a palindrome (335577775533).

The spelling of 200234343531 in words is "two hundred billion, two hundred thirty-four million, three hundred forty-three thousand, five hundred thirty-one".