320106138270 has 64 divisors (see below), whose sum is σ = 770877803520. Its totient is φ = 85070510208.

The previous prime is 320106138259. The next prime is 320106138281. The reversal of 320106138270 is 72831601023.

It is an interprime number because it is at equal distance from previous prime (320106138259) and next prime (320106138281).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17375584 + ... + 17393996.

It is an arithmetic number, because the mean of its divisors is an integer number (12044965680).

Almost surely, 2^320106138270 is an apocalyptic number.

320106138270 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

320106138270 is an abundant number, since it is smaller than the sum of its proper divisors (450771665250).

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

320106138270 is a wasteful number, since it uses less digits than its factorization.

320106138270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20369.

The product of its (nonzero) digits is 12096, while the sum is 33.

Adding to 320106138270 its reverse (72831601023), we get a palindrome (392937739293).

The spelling of 320106138270 in words is "three hundred twenty billion, one hundred six million, one hundred thirty-eight thousand, two hundred seventy".