2002012220001 has 16 divisors (see below), whose sum is σ = 2718015474944. Its totient is φ = 1310471666064.

The previous prime is 2002012219979. The next prime is 2002012220011. The reversal of 2002012220001 is 1000222102002.

It is not a de Polignac number, because 2002012220001 - 2⁶ = 2002012219937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002012220011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16160215 + ... + 16283628.

It is an arithmetic number, because the mean of its divisors is an integer number (169875967184).

Almost surely, 2^{2002012220001} is an apocalyptic number.

It is an amenable number.

2002012220001 is a deficient number, since it is larger than the sum of its proper divisors (716003254943).

2002012220001 is a wasteful number, since it uses less digits than its factorization.

2002012220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32444220.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2002012220001 its reverse (1000222102002), we get a palindrome (3002234322003).

The spelling of 2002012220001 in words is "two trillion, two billion, twelve million, two hundred twenty thousand, one".