1241311311023 has 8 divisors (see below), whose sum is σ = 1480321563648. Its totient is φ = 1017721074744.

The previous prime is 1241311311011. The next prime is 1241311311041. The reversal of 1241311311023 is 3201131131421.

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 1241311311023 - 2¹² = 1241311306927 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1241311311023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241311311083) 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, 3855003911 + ... + 3855004232.

It is an arithmetic number, because the mean of its divisors is an integer number (185040195456).

Almost surely, 2^{1241311311023} is an apocalyptic number.

1241311311023 is a deficient number, since it is larger than the sum of its proper divisors (239010252625).

1241311311023 is an equidigital number, since it uses as much as digits as its factorization.

1241311311023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7710008173.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 1241311311023 its reverse (3201131131421), we get a palindrome (4442442442444).

The spelling of 1241311311023 in words is "one trillion, two hundred forty-one billion, three hundred eleven million, three hundred eleven thousand, twenty-three".