12002311322000 has 160 divisors (see below), whose sum is σ = 30124970164224. Its totient is φ = 4621745856000.

The previous prime is 12002311321991. The next prime is 12002311322009. The reversal of 12002311322000 is 22311320021.

It is an interprime number because it is at equal distance from previous prime (12002311321991) and next prime (12002311322009).

It is a self number, because there is not a number n which added to its sum of digits gives 12002311322000.

It is not an unprimeable number, because it can be changed into a prime (12002311322009) by changing a digit.

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, 4687409 + ... + 6780591.

Almost surely, 2^{12002311322000} is an apocalyptic number.

12002311322000 is a gapful number since it is divisible by the number (10) 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 12002311322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15062485082112).

12002311322000 is an abundant number, since it is smaller than the sum of its proper divisors (18122658842224).

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

12002311322000 is a wasteful number, since it uses less digits than its factorization.

12002311322000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2093314 (or 2093298 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12002311322000 its reverse (22311320021), we get a palindrome (12024622642021).

The spelling of 12002311322000 in words is "twelve trillion, two billion, three hundred eleven million, three hundred twenty-two thousand".