1320223120123 has 8 divisors (see below), whose sum is σ = 1346001462000. Its totient is φ = 1294476943968.

The previous prime is 1320223120031. The next prime is 1320223120147. The reversal of 1320223120123 is 3210213220231.

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

It is a cyclic number.

It is not a de Polignac number, because 1320223120123 - 2³³ = 1311633185531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1320223120094 and 1320223120103.

It is not an unprimeable number, because it can be changed into a prime (1320223120193) 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, 7958533 + ... + 8122726.

It is an arithmetic number, because the mean of its divisors is an integer number (168250182750).

Almost surely, 2^{1320223120123} is an apocalyptic number.

1320223120123 is a deficient number, since it is larger than the sum of its proper divisors (25778341877).

1320223120123 is a wasteful number, since it uses less digits than its factorization.

1320223120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16082861.

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

Adding to 1320223120123 its reverse (3210213220231), we get a palindrome (4530436340354).

The spelling of 1320223120123 in words is "one trillion, three hundred twenty billion, two hundred twenty-three million, one hundred twenty thousand, one hundred twenty-three".