12312332211120 has 80 divisors (see below), whose sum is σ = 38411339716320. Its totient is φ = 3262375913472.

The previous prime is 12312332211119. The next prime is 12312332211139. The reversal of 12312332211120 is 2111223321321.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

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 15 ways as a sum of consecutive naturals, for example, 163342525 + ... + 163417884.

It is an arithmetic number, because the mean of its divisors is an integer number (480141746454).

Almost surely, 2^{12312332211120} is an apocalyptic number.

12312332211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12312332211120 is an abundant number, since it is smaller than the sum of its proper divisors (26099007505200).

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

12312332211120 is a wasteful number, since it uses less digits than its factorization.

12312332211120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326760582 (or 326760576 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12312332211120 its reverse (2111223321321), we get a palindrome (14423555532441).

The spelling of 12312332211120 in words is "twelve trillion, three hundred twelve billion, three hundred thirty-two million, two hundred eleven thousand, one hundred twenty".