320120231003331 has 32 divisors (see below), whose sum is σ = 467689700272896. Its totient is φ = 193153847040000.

The previous prime is 320120231003317. The next prime is 320120231003351. The reversal of 320120231003331 is 133300132021023.

It is not a de Polignac number, because 320120231003331 - 2¹⁹ = 320120230479043 is a prime.

It is a super-2 number, since 2×320120231003331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320120231003311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 414923131 + ... + 415693931.

It is an arithmetic number, because the mean of its divisors is an integer number (14615303133528).

Almost surely, 2^{320120231003331} is an apocalyptic number.

320120231003331 is a deficient number, since it is larger than the sum of its proper divisors (147569469269565).

320120231003331 is a wasteful number, since it uses less digits than its factorization.

320120231003331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826483.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 320120231003331 its reverse (133300132021023), we get a palindrome (453420363024354).

The spelling of 320120231003331 in words is "three hundred twenty trillion, one hundred twenty billion, two hundred thirty-one million, three thousand, three hundred thirty-one".