320321010234 has 32 divisors (see below), whose sum is σ = 663434403840. Its totient is φ = 102997090800.

The previous prime is 320321010227. The next prime is 320321010259. The reversal of 320321010234 is 432010123023.

It is a self number, because there is not a number n which added to its sum of digits gives 320321010234.

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, 2710894 + ... + 2826585.

It is an arithmetic number, because the mean of its divisors is an integer number (20732325120).

Almost surely, 2^320321010234 is an apocalyptic number.

320321010234 is an abundant number, since it is smaller than the sum of its proper divisors (343113393606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320321010234 is a wasteful number, since it uses less digits than its factorization.

320321010234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5537826.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 320321010234 its reverse (432010123023), we get a palindrome (752331133257).

The spelling of 320321010234 in words is "three hundred twenty billion, three hundred twenty-one million, ten thousand, two hundred thirty-four".