201241225423 has 24 divisors (see below), whose sum is σ = 238368935040. Its totient is φ = 166422049200.

The previous prime is 201241225387. The next prime is 201241225439. The reversal of 201241225423 is 324522142102.

It is not a de Polignac number, because 201241225423 - 2²¹ = 201239128271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201241225391 and 201241225400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201241225483) 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 23 ways as a sum of consecutive naturals, for example, 2181448 + ... + 2271826.

It is an arithmetic number, because the mean of its divisors is an integer number (9932038960).

Almost surely, 2^201241225423 is an apocalyptic number.

201241225423 is a deficient number, since it is larger than the sum of its proper divisors (37127709617).

201241225423 is an equidigital number, since it uses as much as digits as its factorization.

201241225423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90779 (or 90748 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 201241225423 its reverse (324522142102), we get a palindrome (525763367525).

The spelling of 201241225423 in words is "two hundred one billion, two hundred forty-one million, two hundred twenty-five thousand, four hundred twenty-three".