2002102101205 has 8 divisors (see below), whose sum is σ = 2403936612000. Its totient is φ = 1600738953936.

The previous prime is 2002102101193. The next prime is 2002102101211. The reversal of 2002102101205 is 5021012012002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2002102101205 - 2¹¹ = 2002102099157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117831535 + ... + 117848524.

It is an arithmetic number, because the mean of its divisors is an integer number (300492076500).

Almost surely, 2^{2002102101205} is an apocalyptic number.

It is an amenable number.

2002102101205 is a deficient number, since it is larger than the sum of its proper divisors (401834510795).

2002102101205 is a wasteful number, since it uses less digits than its factorization.

2002102101205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235681763.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 2002102101205 its reverse (5021012012002), we get a palindrome (7023114113207).

The spelling of 2002102101205 in words is "two trillion, two billion, one hundred two million, one hundred one thousand, two hundred five".