320452003141031 has 4 divisors (see below), whose sum is σ = 320452661218032. Its totient is φ = 320451345064032.

The previous prime is 320452003141019. The next prime is 320452003141051. The reversal of 320452003141031 is 130141300254023.

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 320452003141031 - 2²² = 320451998946727 is a prime.

It is a super-2 number, since 2×320452003141031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320452003140985 and 320452003141003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320452003141051) 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, 328307531 + ... + 329282156.

It is an arithmetic number, because the mean of its divisors is an integer number (80113165304508).

Almost surely, 2^{320452003141031} is an apocalyptic number.

320452003141031 is a deficient number, since it is larger than the sum of its proper divisors (658077001).

320452003141031 is an equidigital number, since it uses as much as digits as its factorization.

320452003141031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658077000.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 320452003141031 its reverse (130141300254023), we get a palindrome (450593303395054).

The spelling of 320452003141031 in words is "three hundred twenty trillion, four hundred fifty-two billion, three million, one hundred forty-one thousand, thirty-one".