10212020420201 has 8 divisors (see below), whose sum is σ = 10317497884680. Its totient is φ = 10106547015168.

The previous prime is 10212020420179. The next prime is 10212020420237. The reversal of 10212020420201 is 10202402021201.

It can be written as a sum of positive squares in 4 ways, for example, as 14472330601 + 10197548089600 = 120301^2 + 3193360^2 .

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 10212020420201 - 2⁶ = 10212020420137 is a prime.

It is a super-2 number, since 2×10212020420201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10212020420201.

It is not an unprimeable number, because it can be changed into a prime (10212020420281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4178915 + ... + 6155271.

It is an arithmetic number, because the mean of its divisors is an integer number (1289687235585).

Almost surely, 2^{10212020420201} is an apocalyptic number.

It is an amenable number.

10212020420201 is a deficient number, since it is larger than the sum of its proper divisors (105477464479).

10212020420201 is an equidigital number, since it uses as much as digits as its factorization.

10212020420201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029723.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10212020420201 its reverse (10202402021201), we get a palindrome (20414422441402).

The spelling of 10212020420201 in words is "ten trillion, two hundred twelve billion, twenty million, four hundred twenty thousand, two hundred one".