2002212002101 has 4 divisors (see below), whose sum is σ = 2002220167500. Its totient is φ = 2002203836704.

The previous prime is 2002212002099. The next prime is 2002212002143. The reversal of 2002212002101 is 1012002122002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1195315823025 + 806896179076 = 1093305^2 + 898274^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002212002101 - 2¹ = 2002212002099 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 (2002212002701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3703126 + ... + 4209223.

It is an arithmetic number, because the mean of its divisors is an integer number (500555041875).

Almost surely, 2^{2002212002101} is an apocalyptic number.

It is an amenable number.

2002212002101 is a deficient number, since it is larger than the sum of its proper divisors (8165399).

2002212002101 is an equidigital number, since it uses as much as digits as its factorization.

2002212002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8165398.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2002212002101 its reverse (1012002122002), we get a palindrome (3014214124103).

The spelling of 2002212002101 in words is "two trillion, two billion, two hundred twelve million, two thousand, one hundred one".