1121131222023 has 8 divisors (see below), whose sum is σ = 1494870119536. Its totient is φ = 747406569600.

The previous prime is 1121131221983. The next prime is 1121131222027. The reversal of 1121131222023 is 3202221311211.

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

It is not a de Polignac number, because 1121131222023 - 2¹⁴ = 1121131205639 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 (1121131222027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3376258 + ... + 3693423.

It is an arithmetic number, because the mean of its divisors is an integer number (186858764942).

Almost surely, 2^{1121131222023} is an apocalyptic number.

1121131222023 is a deficient number, since it is larger than the sum of its proper divisors (373738897513).

1121131222023 is an equidigital number, since it uses as much as digits as its factorization.

1121131222023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7122545.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1121131222023 its reverse (3202221311211), we get a palindrome (4323352533234).

The spelling of 1121131222023 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-one million, two hundred twenty-two thousand, twenty-three".