202134343441 has 4 divisors (see below), whose sum is σ = 202166655012. Its totient is φ = 202102031872.

The previous prime is 202134343427. The next prime is 202134343447. The reversal of 202134343441 is 144343431202.

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

It can be written as a sum of positive squares in 2 ways, for example, as 158978435841 + 43155907600 = 398721^2 + 207740^2 .

It is a cyclic number.

It is not a de Polignac number, because 202134343441 - 2¹⁷ = 202134212369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202134343447) 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, 16146400 + ... + 16158913.

It is an arithmetic number, because the mean of its divisors is an integer number (50541663753).

Almost surely, 2^202134343441 is an apocalyptic number.

It is an amenable number.

202134343441 is a deficient number, since it is larger than the sum of its proper divisors (32311571).

202134343441 is an equidigital number, since it uses as much as digits as its factorization.

202134343441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32311570.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 202134343441 its reverse (144343431202), we get a palindrome (346477774643).

The spelling of 202134343441 in words is "two hundred two billion, one hundred thirty-four million, three hundred forty-three thousand, four hundred forty-one".