12020002001201 has 4 divisors (see below), whose sum is σ = 12029198637552. Its totient is φ = 12010805364852.

The previous prime is 12020002001101. The next prime is 12020002001213. The reversal of 12020002001201 is 10210020002021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12020002001201 - 2²⁶ = 12019934892337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12020002001221) 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, 4598316215 + ... + 4598318828.

It is an arithmetic number, because the mean of its divisors is an integer number (3007299659388).

Almost surely, 2^{12020002001201} is an apocalyptic number.

It is an amenable number.

12020002001201 is a deficient number, since it is larger than the sum of its proper divisors (9196636351).

12020002001201 is an equidigital number, since it uses as much as digits as its factorization.

12020002001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9196636350.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12020002001201 its reverse (10210020002021), we get a palindrome (22230022003222).

The spelling of 12020002001201 in words is "twelve trillion, twenty billion, two million, one thousand, two hundred one".