120311131100320 has 24 divisors (see below), whose sum is σ = 284235047224884. Its totient is φ = 48124452440064.

The previous prime is 120311131100317. The next prime is 120311131100323. The reversal of 120311131100320 is 23001131113021.

It is an interprime number because it is at equal distance from previous prime (120311131100317) and next prime (120311131100323).

It can be written as a sum of positive squares in 2 ways, for example, as 103006828995984 + 17304302104336 = 10149228^2 + 4159844^2 .

It is not an unprimeable number, because it can be changed into a prime (120311131100323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375972284529 + ... + 375972284848.

Almost surely, 2^{120311131100320} is an apocalyptic number.

120311131100320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120311131100320 is an abundant number, since it is smaller than the sum of its proper divisors (163923916124564).

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

120311131100320 is an equidigital number, since it uses as much as digits as its factorization.

120311131100320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751944569392 (or 751944569384 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 120311131100320 its reverse (23001131113021), we get a palindrome (143312262213341).

The spelling of 120311131100320 in words is "one hundred twenty trillion, three hundred eleven billion, one hundred thirty-one million, one hundred thousand, three hundred twenty".