320213434105 has 16 divisors (see below), whose sum is σ = 384913909440. Its totient is φ = 255732593472.

The previous prime is 320213434097. The next prime is 320213434147. The reversal of 320213434105 is 501434312023.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 320213434105 - 2³ = 320213434097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7251102 + ... + 7295128.

It is an arithmetic number, because the mean of its divisors is an integer number (24057119340).

Almost surely, 2^320213434105 is an apocalyptic number.

It is an amenable number.

320213434105 is a deficient number, since it is larger than the sum of its proper divisors (64700475335).

320213434105 is a wasteful number, since it uses less digits than its factorization.

320213434105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46488.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 320213434105 its reverse (501434312023), we get a palindrome (821647746128).

The spelling of 320213434105 in words is "three hundred twenty billion, two hundred thirteen million, four hundred thirty-four thousand, one hundred five".