1040220311071 has 18 divisors (see below), whose sum is σ = 1144427072360. Its totient is φ = 945270974592.

The previous prime is 1040220311047. The next prime is 1040220311083. The reversal of 1040220311071 is 1701130220401.

It is a happy number.

It is not a de Polignac number, because 1040220311071 - 2²¹ = 1040218213919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040220311671) 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 17 ways as a sum of consecutive naturals, for example, 1896891 + ... + 2382988.

Almost surely, 2^{1040220311071} is an apocalyptic number.

1040220311071 is a deficient number, since it is larger than the sum of its proper divisors (104206761289).

1040220311071 is an equidigital number, since it uses as much as digits as its factorization.

1040220311071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4279971 (or 4279925 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 1040220311071 its reverse (1701130220401), we get a palindrome (2741350531472).

The spelling of 1040220311071 in words is "one trillion, forty billion, two hundred twenty million, three hundred eleven thousand, seventy-one".