12212100020002 has 8 divisors (see below), whose sum is σ = 19395688267116. Its totient is φ = 5746870597632.

The previous prime is 12212100019997. The next prime is 12212100020033. The reversal of 12212100020002 is 20002000121221.

It is a happy number.

12212100020002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12205806929761 + 6293090241 = 3493681^2 + 79329^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179589706143 + ... + 179589706210.

Almost surely, 2^{12212100020002} is an apocalyptic number.

12212100020002 is a deficient number, since it is larger than the sum of its proper divisors (7183588247114).

12212100020002 is a wasteful number, since it uses less digits than its factorization.

12212100020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359179412372.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12212100020002 its reverse (20002000121221), we get a palindrome (32214100141223).

The spelling of 12212100020002 in words is "twelve trillion, two hundred twelve billion, one hundred million, twenty thousand, two".