1121013133223 has 4 divisors (see below), whose sum is σ = 1140013355880. Its totient is φ = 1102012910568.

The previous prime is 1121013133193. The next prime is 1121013133271. The reversal of 1121013133223 is 3223313101211.

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 1121013133223 - 2⁶ = 1121013133159 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 (1121013133283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9500111240 + ... + 9500111357.

It is an arithmetic number, because the mean of its divisors is an integer number (285003338970).

Almost surely, 2^{1121013133223} is an apocalyptic number.

1121013133223 is a deficient number, since it is larger than the sum of its proper divisors (19000222657).

1121013133223 is an equidigital number, since it uses as much as digits as its factorization.

1121013133223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19000222656.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1121013133223 its reverse (3223313101211), we get a palindrome (4344326234434).

The spelling of 1121013133223 in words is "one trillion, one hundred twenty-one billion, thirteen million, one hundred thirty-three thousand, two hundred twenty-three".