12020322313032 has 128 divisors (see below), whose sum is σ = 32879179584000. Its totient is φ = 3631807549440.

The previous prime is 12020322312847. The next prime is 12020322313063. The reversal of 12020322313032 is 23031322302021.

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

It is a junction number, because it is equal to n+sod(n) for n = 12020322312993 and 12020322313011.

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, 366088488 + ... + 366121320.

It is an arithmetic number, because the mean of its divisors is an integer number (256868590500).

Almost surely, 2^{12020322313032} is an apocalyptic number.

12020322313032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12020322313032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16439589792000).

12020322313032 is an abundant number, since it is smaller than the sum of its proper divisors (20858857270968).

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

12020322313032 is a wasteful number, since it uses less digits than its factorization.

12020322313032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36891 (or 36887 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 12020322313032 its reverse (23031322302021), we get a palindrome (35051644615053).

The spelling of 12020322313032 in words is "twelve trillion, twenty billion, three hundred twenty-two million, three hundred thirteen thousand, thirty-two".