12003302313312 has 24 divisors (see below), whose sum is σ = 31508668572696. Its totient is φ = 4001100771072.

The previous prime is 12003302313307. The next prime is 12003302313329. The reversal of 12003302313312 is 21331320330021.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×12003302313312² (a number of 27 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62517199453 + ... + 62517199644.

It is an arithmetic number, because the mean of its divisors is an integer number (1312861190529).

Almost surely, 2^{12003302313312} is an apocalyptic number.

12003302313312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12003302313312 is an abundant number, since it is smaller than the sum of its proper divisors (19505366259384).

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

12003302313312 is a wasteful number, since it uses less digits than its factorization.

12003302313312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125034399110 (or 125034399102 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 12003302313312 its reverse (21331320330021), we get a palindrome (33334622643333).

The spelling of 12003302313312 in words is "twelve trillion, three billion, three hundred two million, three hundred thirteen thousand, three hundred twelve".