12123213002 has 16 divisors (see below), whose sum is σ = 18632605824. Its totient is φ = 5912412000.

The previous prime is 12123212993. The next prime is 12123213007. The reversal of 12123213002 is 20031232121.

It is not an unprimeable number, because it can be changed into a prime (12123213007) 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, 409727 + ... + 438317.

It is an arithmetic number, because the mean of its divisors is an integer number (1164537864).

Almost surely, 2^12123213002 is an apocalyptic number.

12123213002 is a deficient number, since it is larger than the sum of its proper divisors (6509392822).

12123213002 is a wasteful number, since it uses less digits than its factorization.

12123213002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33805.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12123213002 its reverse (20031232121), we get a palindrome (32154445123).

The spelling of 12123213002 in words is "twelve billion, one hundred twenty-three million, two hundred thirteen thousand, two".