1121313113223 has 16 divisors (see below), whose sum is σ = 1498248576000. Its totient is φ = 745960429760.

The previous prime is 1121313113201. The next prime is 1121313113227. The reversal of 1121313113223 is 3223113131211.

It is a cyclic number.

It is not a de Polignac number, because 1121313113223 - 2¹⁸ = 1121312851079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121313113193 and 1121313113202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121313113227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8183128 + ... + 8319026.

It is an arithmetic number, because the mean of its divisors is an integer number (93640536000).

Almost surely, 2^{1121313113223} is an apocalyptic number.

1121313113223 is a deficient number, since it is larger than the sum of its proper divisors (376935462777).

1121313113223 is a wasteful number, since it uses less digits than its factorization.

1121313113223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141702.

The product of its digits is 648, while the sum is 24.

Adding to 1121313113223 its reverse (3223113131211), we get a palindrome (4344426244434).

The spelling of 1121313113223 in words is "one trillion, one hundred twenty-one billion, three hundred thirteen million, one hundred thirteen thousand, two hundred twenty-three".