12201213021002 has 16 divisors (see below), whose sum is σ = 18647291665512. Its totient is φ = 5985451043520.

The previous prime is 12201213020947. The next prime is 12201213021013. The reversal of 12201213021002 is 20012031210221.

It can be written as a sum of positive squares in 4 ways, for example, as 11826315201481 + 374897819521 = 3438941^2 + 612289^2 .

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 7 ways as a sum of consecutive naturals, for example, 14581052 + ... + 15395112.

Almost surely, 2^{12201213021002} is an apocalyptic number.

12201213021002 is a deficient number, since it is larger than the sum of its proper divisors (6446078644510).

12201213021002 is a wasteful number, since it uses less digits than its factorization.

12201213021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955513.

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

Adding to 12201213021002 its reverse (20012031210221), we get a palindrome (32213244231223).

The spelling of 12201213021002 in words is "twelve trillion, two hundred one billion, two hundred thirteen million, twenty-one thousand, two".