320101132 has 48 divisors (see below), whose sum is σ = 647105760. Its totient is φ = 137299968.

The previous prime is 320101039. The next prime is 320101139. The reversal of 320101132 is 231101023.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (320101139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49308 + ... + 55420.

It is an arithmetic number, because the mean of its divisors is an integer number (13481370).

Almost surely, 2^320101132 is an apocalyptic number.

It is an amenable number.

320101132 is an abundant number, since it is smaller than the sum of its proper divisors (327004628).

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

320101132 is a wasteful number, since it uses less digits than its factorization.

320101132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6202 (or 6200 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 320101132 is about 17891.3703220296. The cubic root of 320101132 is about 684.0624266177.

Adding to 320101132 its reverse (231101023), we get a palindrome (551202155).

The spelling of 320101132 in words is "three hundred twenty million, one hundred one thousand, one hundred thirty-two".