12002222120101 has 8 divisors (see below), whose sum is σ = 12048968295000. Its totient is φ = 11955564902400.

The previous prime is 12002222120087. The next prime is 12002222120123. The reversal of 12002222120101 is 10102122220021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7828887940225 + 4173334179876 = 2798015^2 + 2042874^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12002222120101 - 2¹⁵ = 12002222087333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002222420101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21968926 + ... + 22508623.

It is an arithmetic number, because the mean of its divisors is an integer number (1506121036875).

Almost surely, 2^{12002222120101} is an apocalyptic number.

It is an amenable number.

12002222120101 is a deficient number, since it is larger than the sum of its proper divisors (46746174899).

12002222120101 is an equidigital number, since it uses as much as digits as its factorization.

12002222120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44478599.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12002222120101 its reverse (10102122220021), we get a palindrome (22104344340122).

The spelling of 12002222120101 in words is "twelve trillion, two billion, two hundred twenty-two million, one hundred twenty thousand, one hundred one".