200102220002101 has 4 divisors (see below), whose sum is σ = 211872938825772. Its totient is φ = 188331501178432.

The previous prime is 200102220002093. The next prime is 200102220002117. The reversal of 200102220002101 is 101200022201002.

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 124022411806225 + 76079808195876 = 11136535^2 + 8722374^2 .

It is a cyclic number.

It is not a de Polignac number, because 200102220002101 - 2³ = 200102220002093 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 (200102220005101) 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, 5885359411810 + ... + 5885359411843.

It is an arithmetic number, because the mean of its divisors is an integer number (52968234706443).

Almost surely, 2^{200102220002101} is an apocalyptic number.

It is an amenable number.

200102220002101 is a deficient number, since it is larger than the sum of its proper divisors (11770718823671).

200102220002101 is a wasteful number, since it uses less digits than its factorization.

200102220002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11770718823670.

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

Adding to 200102220002101 its reverse (101200022201002), we get a palindrome (301302242203103).

The spelling of 200102220002101 in words is "two hundred trillion, one hundred two billion, two hundred twenty million, two thousand, one hundred one".