320020223120123 has 8 divisors (see below), whose sum is σ = 321193022250480. Its totient is φ = 318849152509440.

The previous prime is 320020223120107. The next prime is 320020223120179. The reversal of 320020223120123 is 321021322020023.

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 320020223120123 - 2⁴ = 320020223120107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320020223120623) 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, 431758958 + ... + 432499523.

It is an arithmetic number, because the mean of its divisors is an integer number (40149127781310).

Almost surely, 2^{320020223120123} is an apocalyptic number.

320020223120123 is a deficient number, since it is larger than the sum of its proper divisors (1172799130357).

320020223120123 is an equidigital number, since it uses as much as digits as its factorization.

320020223120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864259837.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 320020223120123 its reverse (321021322020023), we get a palindrome (641041545140146).

The spelling of 320020223120123 in words is "three hundred twenty trillion, twenty billion, two hundred twenty-three million, one hundred twenty thousand, one hundred twenty-three".