320100210345 has 16 divisors (see below), whose sum is σ = 512192146752. Its totient is φ = 170709508800.

The previous prime is 320100210341. The next prime is 320100210359. The reversal of 320100210345 is 543012001023.

It is not a de Polignac number, because 320100210345 - 2² = 320100210341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320100210341) 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, 410047 + ... + 899076.

It is an arithmetic number, because the mean of its divisors is an integer number (32012009172).

Almost surely, 2^320100210345 is an apocalyptic number.

It is an amenable number.

320100210345 is a deficient number, since it is larger than the sum of its proper divisors (192091936407).

320100210345 is a wasteful number, since it uses less digits than its factorization.

320100210345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325432.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 320100210345 its reverse (543012001023), we get a palindrome (863112211368).

The spelling of 320100210345 in words is "three hundred twenty billion, one hundred million, two hundred ten thousand, three hundred forty-five".