12121010220002 has 8 divisors (see below), whose sum is σ = 18182072237916. Its totient is φ = 6060319474032.

The previous prime is 12121010219977. The next prime is 12121010220017. The reversal of 12121010220002 is 20002201012121.

It can be written as a sum of positive squares in 2 ways, for example, as 12030776668681 + 90233551321 = 3468541^2 + 300389^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92736353 + ... + 92866964.

Almost surely, 2^{12121010220002} is an apocalyptic number.

12121010220002 is a deficient number, since it is larger than the sum of its proper divisors (6061062017914).

12121010220002 is a wasteful number, since it uses less digits than its factorization.

12121010220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185635972.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12121010220002 its reverse (20002201012121), we get a palindrome (32123211232123).

The spelling of 12121010220002 in words is "twelve trillion, one hundred twenty-one billion, ten million, two hundred twenty thousand, two".