320310213432 has 32 divisors (see below), whose sum is σ = 873573310080. Its totient is φ = 97063700960.

The previous prime is 320310213427. The next prime is 320310213463. The reversal of 320310213432 is 234312013023.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 606647868 + ... + 606648395.

It is an arithmetic number, because the mean of its divisors is an integer number (27299165940).

Almost surely, 2^320310213432 is an apocalyptic number.

It is an amenable number.

320310213432 is an abundant number, since it is smaller than the sum of its proper divisors (553263096648).

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

320310213432 is a wasteful number, since it uses less digits than its factorization.

320310213432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213296283 (or 1213296279 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 320310213432 its reverse (234312013023), we get a palindrome (554622226455).

The spelling of 320310213432 in words is "three hundred twenty billion, three hundred ten million, two hundred thirteen thousand, four hundred thirty-two".