201244254241 has 4 divisors (see below), whose sum is σ = 201473724052. Its totient is φ = 201014784432.

The previous prime is 201244254223. The next prime is 201244254259. The reversal of 201244254241 is 142452442102.

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

It is an interprime number because it is at equal distance from previous prime (201244254223) and next prime (201244254259).

It can be written as a sum of positive squares in 2 ways, for example, as 183629390400 + 17614863841 = 428520^2 + 132721^2 .

It is a cyclic number.

It is not a de Polignac number, because 201244254241 - 2³⁵ = 166884515873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201244252241) 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, 114733590 + ... + 114735343.

It is an arithmetic number, because the mean of its divisors is an integer number (50368431013).

Almost surely, 2^201244254241 is an apocalyptic number.

It is an amenable number.

201244254241 is a deficient number, since it is larger than the sum of its proper divisors (229469811).

201244254241 is an equidigital number, since it uses as much as digits as its factorization.

201244254241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229469810.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 201244254241 its reverse (142452442102), we get a palindrome (343696696343).

The spelling of 201244254241 in words is "two hundred one billion, two hundred forty-four million, two hundred fifty-four thousand, two hundred forty-one".