12002101202122 has 8 divisors (see below), whose sum is σ = 19062160732836. Its totient is φ = 5648047624512.

The previous prime is 12002101202111. The next prime is 12002101202123. The reversal of 12002101202122 is 22120210120021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11972506537161 + 29594664961 = 3460131^2 + 172031^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12002101202096 and 12002101202105.

It is not an unprimeable number, because it can be changed into a prime (12002101202123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176501488233 + ... + 176501488300.

Almost surely, 2^{12002101202122} is an apocalyptic number.

12002101202122 is a deficient number, since it is larger than the sum of its proper divisors (7060059530714).

12002101202122 is a wasteful number, since it uses less digits than its factorization.

12002101202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353002976552.

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

Adding to 12002101202122 its reverse (22120210120021), we get a palindrome (34122311322143).

The spelling of 12002101202122 in words is "twelve trillion, two billion, one hundred one million, two hundred two thousand, one hundred twenty-two".