12012223001310 has 144 divisors (see below), whose sum is σ = 36415145961792. Its totient is φ = 2739280118400.

The previous prime is 12012223001309. The next prime is 12012223001321. The reversal of 12012223001310 is 1310032221021.

12012223001310 is a `hidden beast` number, since 1 + 2 + 0 + 122 + 230 + 0 + 1 + 310 = 666.

It is a super-2 number, since 2×12012223001310² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 1259221 + ... + 5060640.

It is an arithmetic number, because the mean of its divisors is an integer number (252882958068).

Almost surely, 2^{12012223001310} is an apocalyptic number.

12012223001310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12012223001310 is an abundant number, since it is smaller than the sum of its proper divisors (24402922960482).

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

12012223001310 is a wasteful number, since it uses less digits than its factorization.

12012223001310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6320319 (or 6320309 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12012223001310 its reverse (1310032221021), we get a palindrome (13322255222331).

The spelling of 12012223001310 in words is "twelve trillion, twelve billion, two hundred twenty-three million, one thousand, three hundred ten".