320322132221112 has 128 divisors (see below), whose sum is σ = 1029449925619200. Its totient is φ = 91520609171040.

The previous prime is 320322132221107. The next prime is 320322132221137. The reversal of 320322132221112 is 211122231223023.

320322132221112 is a `hidden beast` number, since 3 + 2 + 0 + 3 + 221 + 322 + 2 + 1 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1307613714 + ... + 1307858657.

It is an arithmetic number, because the mean of its divisors is an integer number (8042577543900).

Almost surely, 2^{320322132221112} is an apocalyptic number.

It is an amenable number.

320322132221112 is an abundant number, since it is smaller than the sum of its proper divisors (709127793398088).

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

320322132221112 is an equidigital number, since it uses as much as digits as its factorization.

320322132221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615472405 (or 2615472383 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 320322132221112 its reverse (211122231223023), we get a palindrome (531444363444135).

The spelling of 320322132221112 in words is "three hundred twenty trillion, three hundred twenty-two billion, one hundred thirty-two million, two hundred twenty-one thousand, one hundred twelve".