1130123221223 has 4 divisors (see below), whose sum is σ = 1140491324280. Its totient is φ = 1119755118168.

The previous prime is 1130123221219. The next prime is 1130123221247. The reversal of 1130123221223 is 3221223210311.

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 1130123221223 - 2² = 1130123221219 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 (1130123229223) 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, 5184051365 + ... + 5184051582.

It is an arithmetic number, because the mean of its divisors is an integer number (285122831070).

Almost surely, 2^{1130123221223} is an apocalyptic number.

1130123221223 is a deficient number, since it is larger than the sum of its proper divisors (10368103057).

1130123221223 is a wasteful number, since it uses less digits than its factorization.

1130123221223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10368103056.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1130123221223 its reverse (3221223210311), we get a palindrome (4351346431534).

The spelling of 1130123221223 in words is "one trillion, one hundred thirty billion, one hundred twenty-three million, two hundred twenty-one thousand, two hundred twenty-three".