2021200302101 has 4 divisors (see below), whose sum is σ = 2055457934400. Its totient is φ = 1986942669804.

The previous prime is 2021200302059. The next prime is 2021200302103. The reversal of 2021200302101 is 1012030021202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2021200302101 - 2¹⁰ = 2021200301077 is a prime.

It is a super-2 number, since 2×2021200302101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021200302103) 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, 17128816061 + ... + 17128816178.

It is an arithmetic number, because the mean of its divisors is an integer number (513864483600).

Almost surely, 2^{2021200302101} is an apocalyptic number.

It is an amenable number.

2021200302101 is a deficient number, since it is larger than the sum of its proper divisors (34257632299).

2021200302101 is an equidigital number, since it uses as much as digits as its factorization.

2021200302101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34257632298.

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

Adding to 2021200302101 its reverse (1012030021202), we get a palindrome (3033230323303).

The spelling of 2021200302101 in words is "two trillion, twenty-one billion, two hundred million, three hundred two thousand, one hundred one".