1123221230023 has 8 divisors (see below), whose sum is σ = 1125040752000. Its totient is φ = 1121403053568.

The previous prime is 1123221229981. The next prime is 1123221230063. The reversal of 1123221230023 is 3200321223211.

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-1123221230023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123221229976 and 1123221230003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123221230063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1341303 + ... + 2011351.

It is an arithmetic number, because the mean of its divisors is an integer number (140630094000).

Almost surely, 2^{1123221230023} is an apocalyptic number.

1123221230023 is a deficient number, since it is larger than the sum of its proper divisors (1819521977).

1123221230023 is an equidigital number, since it uses as much as digits as its factorization.

1123221230023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672761.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1123221230023 its reverse (3200321223211), we get a palindrome (4323542453234).

The spelling of 1123221230023 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-one million, two hundred thirty thousand, twenty-three".