1121303211323 has 8 divisors (see below), whose sum is σ = 1158267663360. Its totient is φ = 1084388345640.

The previous prime is 1121303211313. The next prime is 1121303211331. The reversal of 1121303211323 is 3231123031211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121303211323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121303211313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12350615 + ... + 12441072.

It is an arithmetic number, because the mean of its divisors is an integer number (144783457920).

Almost surely, 2^{1121303211323} is an apocalyptic number.

1121303211323 is a deficient number, since it is larger than the sum of its proper divisors (36964452037).

1121303211323 is a wasteful number, since it uses less digits than its factorization.

1121303211323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24793177.

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

Adding to 1121303211323 its reverse (3231123031211), we get a palindrome (4352426242534).

The spelling of 1121303211323 in words is "one trillion, one hundred twenty-one billion, three hundred three million, two hundred eleven thousand, three hundred twenty-three".