1121312330343 has 10 divisors (see below), whose sum is σ = 1675046814584. Its totient is φ = 747541553508.

The previous prime is 1121312330339. The next prime is 1121312330363. The reversal of 1121312330343 is 3430332131211.

1121312330343 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 312 + 3 + 3 + 0 + 343 = 666.

It is not a de Polignac number, because 1121312330343 - 2² = 1121312330339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121312330363) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6921680971 + ... + 6921681132.

Almost surely, 2^{1121312330343} is an apocalyptic number.

1121312330343 is a deficient number, since it is larger than the sum of its proper divisors (553734484241).

1121312330343 is an equidigital number, since it uses as much as digits as its factorization.

1121312330343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13843362115 (or 13843362106 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 1121312330343 its reverse (3430332131211), we get a palindrome (4551644461554).

The spelling of 1121312330343 in words is "one trillion, one hundred twenty-one billion, three hundred twelve million, three hundred thirty thousand, three hundred forty-three".