12002121002201 has 16 divisors (see below), whose sum is σ = 13109899051008. Its totient is φ = 10897125229200.

The previous prime is 12002121002171. The next prime is 12002121002213. The reversal of 12002121002201 is 10220012120021.

It is a cyclic number.

It is not a de Polignac number, because 12002121002201 - 2²² = 12002116807897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12002121004201) 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 in 15 ways as a sum of consecutive naturals, for example, 88321430 + ... + 88457216.

It is an arithmetic number, because the mean of its divisors is an integer number (819368690688).

Almost surely, 2^{12002121002201} is an apocalyptic number.

12002121002201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12002121002201 is a deficient number, since it is larger than the sum of its proper divisors (1107778048807).

12002121002201 is a wasteful number, since it uses less digits than its factorization.

12002121002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145972.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12002121002201 its reverse (10220012120021), we get a palindrome (22222133122222).

The spelling of 12002121002201 in words is "twelve trillion, two billion, one hundred twenty-one million, two thousand, two hundred one".