201210442041 has 8 divisors (see below), whose sum is σ = 306606387904. Its totient is φ = 114977395440.

The previous prime is 201210442033. The next prime is 201210442049. The reversal of 201210442041 is 140244012102.

It is an interprime number because it is at equal distance from previous prime (201210442033) and next prime (201210442049).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201210442041 - 2³ = 201210442033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 9581449621 = 201210442041 / (2 + 0 + 1 + 2 + 1 + 0 + 4 + 4 + 2 + 0 + 4 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 201210441999 and 201210442017.

It is not an unprimeable number, because it can be changed into a prime (201210442049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4790724790 + ... + 4790724831.

It is an arithmetic number, because the mean of its divisors is an integer number (38325798488).

Almost surely, 2^201210442041 is an apocalyptic number.

201210442041 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

201210442041 is a deficient number, since it is larger than the sum of its proper divisors (105395945863).

201210442041 is an equidigital number, since it uses as much as digits as its factorization.

201210442041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9581449631.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 201210442041 its reverse (140244012102), we get a palindrome (341454454143).

The spelling of 201210442041 in words is "two hundred one billion, two hundred ten million, four hundred forty-two thousand, forty-one".