200101102021 has 12 divisors (see below), whose sum is σ = 202749053152. Its totient is φ = 197486793504.

The previous prime is 200101102013. The next prime is 200101102063. The reversal of 200101102021 is 120201101002.

200101102021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200101102021 - 2³ = 200101102013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200101101989 and 200101102007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101102081) 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 11 ways as a sum of consecutive naturals, for example, 4309696 + ... + 4355878.

Almost surely, 2^200101102021 is an apocalyptic number.

It is an amenable number.

200101102021 is a deficient number, since it is larger than the sum of its proper divisors (2647951131).

200101102021 is an frugal number, since it uses more digits than its factorization.

200101102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46908 (or 46819 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200101102021 its reverse (120201101002), we get a palindrome (320302203023).

The spelling of 200101102021 in words is "two hundred billion, one hundred one million, one hundred two thousand, twenty-one".