320021242120023 has 16 divisors (see below), whose sum is σ = 427127249548800. Its totient is φ = 213131374001280.

The previous prime is 320021242119967. The next prime is 320021242120039.

320021242120023 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 320021242120023 - 2⁸ = 320021242119767 is a prime.

It is a super-3 number, since 3×320021242120023³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320021242119975 and 320021242120002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320021242120043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139652268 + ... + 141925326.

It is an arithmetic number, because the mean of its divisors is an integer number (26695453096800).

Almost surely, 2^{320021242120023} is an apocalyptic number.

320021242120023 is a deficient number, since it is larger than the sum of its proper divisors (107106007428777).

320021242120023 is a wasteful number, since it uses less digits than its factorization.

320021242120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320582.

The product of its (nonzero) digits is 2304, while the sum is 24.

The spelling of 320021242120023 in words is "three hundred twenty trillion, twenty-one billion, two hundred forty-two million, one hundred twenty thousand, twenty-three".