12002100121223 has 8 divisors (see below), whose sum is σ = 12020473341936. Its totient is φ = 11983736036800.

The previous prime is 12002100121199. The next prime is 12002100121241. The reversal of 12002100121223 is 32212100120021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12002100121223 - 2³⁶ = 11933380644487 is a prime.

It is a super-2 number, since 2×12002100121223² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002100121243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 347603 + ... + 4911723.

It is an arithmetic number, because the mean of its divisors is an integer number (1502559167742).

Almost surely, 2^{12002100121223} is an apocalyptic number.

12002100121223 is a deficient number, since it is larger than the sum of its proper divisors (18373220713).

12002100121223 is an equidigital number, since it uses as much as digits as its factorization.

12002100121223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4568145.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12002100121223 its reverse (32212100120021), we get a palindrome (44214200241244).

The spelling of 12002100121223 in words is "twelve trillion, two billion, one hundred million, one hundred twenty-one thousand, two hundred twenty-three".