320232101 has 6 divisors (see below), whose sum is σ = 372514950. Its totient is φ = 274484616.

The previous prime is 320232091. The next prime is 320232119. The reversal of 320232101 is 101232023.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 269452225 + 50779876 = 16415^2 + 7126^2 .

It is not a de Polignac number, because 320232101 - 2²⁶ = 253123237 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 (320232131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3267626 + ... + 3267723.

It is an arithmetic number, because the mean of its divisors is an integer number (62085825).

Almost surely, 2^320232101 is an apocalyptic number.

It is an amenable number.

320232101 is a deficient number, since it is larger than the sum of its proper divisors (52282849).

320232101 is an equidigital number, since it uses as much as digits as its factorization.

320232101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6535363 (or 6535356 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 320232101 is about 17895.0300642385. The cubic root of 320232101 is about 684.1557083414.

Adding to 320232101 its reverse (101232023), we get a palindrome (421464124).

The spelling of 320232101 in words is "three hundred twenty million, two hundred thirty-two thousand, one hundred one".