1301123223 has 8 divisors (see below), whose sum is σ = 1927590000. Its totient is φ = 867415464.

The previous prime is 1301123171. The next prime is 1301123267. The reversal of 1301123223 is 3223211031.

It is not a de Polignac number, because 1301123223 - 2⁸ = 1301122967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1301123196 and 1301123205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301123123) 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, 24094848 + ... + 24094901.

It is an arithmetic number, because the mean of its divisors is an integer number (240948750).

Almost surely, 2^1301123223 is an apocalyptic number.

1301123223 is a deficient number, since it is larger than the sum of its proper divisors (626466777).

1301123223 is an equidigital number, since it uses as much as digits as its factorization.

1301123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48189758 (or 48189752 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1301123223 is about 36071.0856920054. The cubic root of 1301123223 is about 1091.7071201631.

Adding to 1301123223 its reverse (3223211031), we get a palindrome (4524334254).

The spelling of 1301123223 in words is "one billion, three hundred one million, one hundred twenty-three thousand, two hundred twenty-three".