320223101201123 has 4 divisors (see below), whose sum is σ = 331265277104640. Its totient is φ = 309180925297608.

The previous prime is 320223101201119. The next prime is 320223101201177. The reversal of 320223101201123 is 321102101322023.

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 320223101201123 - 2² = 320223101201119 is a prime.

It is a super-2 number, since 2×320223101201123² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320223101201023) 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, 5521087951715 + ... + 5521087951772.

It is an arithmetic number, because the mean of its divisors is an integer number (82816319276160).

Almost surely, 2^{320223101201123} is an apocalyptic number.

320223101201123 is a deficient number, since it is larger than the sum of its proper divisors (11042175903517).

320223101201123 is a wasteful number, since it uses less digits than its factorization.

320223101201123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11042175903516.

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

Adding to 320223101201123 its reverse (321102101322023), we get a palindrome (641325202523146).

The spelling of 320223101201123 in words is "three hundred twenty trillion, two hundred twenty-three billion, one hundred one million, two hundred one thousand, one hundred twenty-three".