20101200206 has 4 divisors (see below), whose sum is σ = 30151800312. Its totient is φ = 10050600102.

The previous prime is 20101200179. The next prime is 20101200241. The reversal of 20101200206 is 60200210102.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5025300050 + ... + 5025300053.

It is an arithmetic number, because the mean of its divisors is an integer number (7537950078).

Almost surely, 2^20101200206 is an apocalyptic number.

20101200206 is a deficient number, since it is larger than the sum of its proper divisors (10050600106).

20101200206 is a wasteful number, since it uses less digits than its factorization.

20101200206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10050600105.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20101200206 its reverse (60200210102), we get a palindrome (80301410308).

The spelling of 20101200206 in words is "twenty billion, one hundred one million, two hundred thousand, two hundred six".