12200121212102 has 32 divisors (see below), whose sum is σ = 18971870851584. Its totient is φ = 5880520087200.

The previous prime is 12200121212101. The next prime is 12200121212131. The reversal of 12200121212102 is 20121212100221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200121212101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220352 + ... + 4944572.

It is an arithmetic number, because the mean of its divisors is an integer number (592870964112).

Almost surely, 2^{12200121212102} is an apocalyptic number.

12200121212102 is a deficient number, since it is larger than the sum of its proper divisors (6771749639482).

12200121212102 is a wasteful number, since it uses less digits than its factorization.

12200121212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4724684.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12200121212102 its reverse (20121212100221), we get a palindrome (32321333312323).

The spelling of 12200121212102 in words is "twelve trillion, two hundred billion, one hundred twenty-one million, two hundred twelve thousand, one hundred two".