1201311443041 has 8 divisors (see below), whose sum is σ = 1224017546400. Its totient is φ = 1178683502880.

The previous prime is 1201311442987. The next prime is 1201311443047. The reversal of 1201311443041 is 1403441131021.

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

It is a cyclic number.

It is not a de Polignac number, because 1201311443041 - 2¹⁷ = 1201311311969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201311442997 and 1201311443015.

It is not an unprimeable number, because it can be changed into a prime (1201311443047) 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 7 ways as a sum of consecutive naturals, for example, 19509771 + ... + 19571248.

It is an arithmetic number, because the mean of its divisors is an integer number (153002193300).

Almost surely, 2^{1201311443041} is an apocalyptic number.

It is an amenable number.

1201311443041 is a deficient number, since it is larger than the sum of its proper divisors (22706103359).

1201311443041 is an equidigital number, since it uses as much as digits as its factorization.

1201311443041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39081599.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1201311443041 its reverse (1403441131021), we get a palindrome (2604752574062).

The spelling of 1201311443041 in words is "one trillion, two hundred one billion, three hundred eleven million, four hundred forty-three thousand, forty-one".