12222100220102 has 4 divisors (see below), whose sum is σ = 18333150330156. Its totient is φ = 6111050110050.

The previous prime is 12222100220101. The next prime is 12222100220111. The reversal of 12222100220102 is 20102200122221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222100220101) by changing a digit.

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 as a sum of consecutive naturals, namely, 3055525055024 + ... + 3055525055027.

It is an arithmetic number, because the mean of its divisors is an integer number (4583287582539).

Almost surely, 2^{12222100220102} is an apocalyptic number.

12222100220102 is a deficient number, since it is larger than the sum of its proper divisors (6111050110054).

12222100220102 is an equidigital number, since it uses as much as digits as its factorization.

12222100220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6111050110053.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12222100220102 its reverse (20102200122221), we get a palindrome (32324300342323).

The spelling of 12222100220102 in words is "twelve trillion, two hundred twenty-two billion, one hundred million, two hundred twenty thousand, one hundred two".