1040320242011 has 4 divisors (see below), whose sum is σ = 1040374138800. Its totient is φ = 1040266345224.

The previous prime is 1040320242007. The next prime is 1040320242023. The reversal of 1040320242011 is 1102420230401.

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

It is a cyclic number.

It is not a de Polignac number, because 1040320242011 - 2² = 1040320242007 is a prime.

It is a super-3 number, since 3×1040320242011³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040320242911) 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 3 ways as a sum of consecutive naturals, for example, 26919431 + ... + 26958048.

It is an arithmetic number, because the mean of its divisors is an integer number (260093534700).

Almost surely, 2^{1040320242011} is an apocalyptic number.

1040320242011 is a deficient number, since it is larger than the sum of its proper divisors (53896789).

1040320242011 is an equidigital number, since it uses as much as digits as its factorization.

1040320242011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53896788.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1040320242011 its reverse (1102420230401), we get a palindrome (2142740472412).

The spelling of 1040320242011 in words is "one trillion, forty billion, three hundred twenty million, two hundred forty-two thousand, eleven".