12212102222002 has 64 divisors (see below), whose sum is σ = 19692452102400. Its totient is φ = 5667137498880.

The previous prime is 12212102221999. The next prime is 12212102222003. The reversal of 12212102222002 is 20022220121221.

It is not an unprimeable number, because it can be changed into a prime (12212102222003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61135624 + ... + 61335052.

It is an arithmetic number, because the mean of its divisors is an integer number (307694564100).

Almost surely, 2^{12212102222002} is an apocalyptic number.

12212102222002 is a deficient number, since it is larger than the sum of its proper divisors (7480349880398).

12212102222002 is a wasteful number, since it uses less digits than its factorization.

12212102222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199811.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12212102222002 its reverse (20022220121221), we get a palindrome (32234322343223).

The spelling of 12212102222002 in words is "twelve trillion, two hundred twelve billion, one hundred two million, two hundred twenty-two thousand, two".