32320231013 has 4 divisors (see below), whose sum is σ = 36937406880. Its totient is φ = 27703055148.

The previous prime is 32320230989. The next prime is 32320231091. The reversal of 32320231013 is 31013202323.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32320231013 - 2¹⁰ = 32320229989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32320231913) 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, 2308587923 + ... + 2308587936.

It is an arithmetic number, because the mean of its divisors is an integer number (9234351720).

Almost surely, 2^32320231013 is an apocalyptic number.

It is an amenable number.

32320231013 is a deficient number, since it is larger than the sum of its proper divisors (4617175867).

32320231013 is an equidigital number, since it uses as much as digits as its factorization.

32320231013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4617175866.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 32320231013 its reverse (31013202323), we get a palindrome (63333433336).

It can be divided in two parts, 323202310 and 13, that added together give a palindrome (323202323).

The spelling of 32320231013 in words is "thirty-two billion, three hundred twenty million, two hundred thirty-one thousand, thirteen".