12321120002 has 16 divisors (see below), whose sum is σ = 18936288000. Its totient is φ = 6009084960.

The previous prime is 12321120001. The next prime is 12321120017. The reversal of 12321120002 is 20002112321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12321120001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496199 + ... + 520437.

It is an arithmetic number, because the mean of its divisors is an integer number (1183518000).

Almost surely, 2^12321120002 is an apocalyptic number.

12321120002 is a deficient number, since it is larger than the sum of its proper divisors (6615167998).

12321120002 is a wasteful number, since it uses less digits than its factorization.

12321120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30481.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12321120002 its reverse (20002112321), we get a palindrome (32323232323).

The spelling of 12321120002 in words is "twelve billion, three hundred twenty-one million, one hundred twenty thousand, two".