1043240311113 has 48 divisors (see below), whose sum is σ = 1881767707008. Its totient is φ = 500255078400.

The previous prime is 1043240311103. The next prime is 1043240311121. The reversal of 1043240311113 is 3111130423401.

It is a happy number.

It is not a de Polignac number, because 1043240311113 - 2⁴ = 1043240311097 is a prime.

It is a super-2 number, since 2×1043240311113² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1043240311103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15757848 + ... + 15823913.

It is an arithmetic number, because the mean of its divisors is an integer number (39203493896).

Almost surely, 2^{1043240311113} is an apocalyptic number.

1043240311113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1043240311113 is a deficient number, since it is larger than the sum of its proper divisors (838527395895).

1043240311113 is a wasteful number, since it uses less digits than its factorization.

1043240311113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31581806 (or 31581795 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1043240311113 its reverse (3111130423401), we get a palindrome (4154370734514).

The spelling of 1043240311113 in words is "one trillion, forty-three billion, two hundred forty million, three hundred eleven thousand, one hundred thirteen".