320010131021 has 8 divisors (see below), whose sum is σ = 365758084224. Its totient is φ = 274270232880.

The previous prime is 320010130969. The next prime is 320010131047. The reversal of 320010131021 is 120131010023.

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

It is not a de Polignac number, because 320010131021 - 2¹⁸ = 320009868877 is a prime.

It is a super-3 number, since 3×320010131021³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320010130987 and 320010131005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320010131081) 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, 1928390 + ... + 2087751.

It is an arithmetic number, because the mean of its divisors is an integer number (45719760528).

Almost surely, 2^320010131021 is an apocalyptic number.

It is an amenable number.

320010131021 is a deficient number, since it is larger than the sum of its proper divisors (45747953203).

320010131021 is a wasteful number, since it uses less digits than its factorization.

320010131021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4027531.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 320010131021 its reverse (120131010023), we get a palindrome (440141141044).

The spelling of 320010131021 in words is "three hundred twenty billion, ten million, one hundred thirty-one thousand, twenty-one".