12121321323002 has 8 divisors (see below), whose sum is σ = 19138928404800. Its totient is φ = 5741678521404.

The previous prime is 12121321322987. The next prime is 12121321323151. The reversal of 12121321323002 is 20032312312121.

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

It is a super-2 number, since 2×12121321323002² (a number of 27 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 159491070002 + ... + 159491070077.

It is an arithmetic number, because the mean of its divisors is an integer number (2392366050600).

Almost surely, 2^{12121321323002} is an apocalyptic number.

12121321323002 is a deficient number, since it is larger than the sum of its proper divisors (7017607081798).

12121321323002 is a wasteful number, since it uses less digits than its factorization.

12121321323002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318982140100.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12121321323002 its reverse (20032312312121), we get a palindrome (32153633635123).

The spelling of 12121321323002 in words is "twelve trillion, one hundred twenty-one billion, three hundred twenty-one million, three hundred twenty-three thousand, two".