10212421201 has 4 divisors (see below), whose sum is σ = 10379838004. Its totient is φ = 10045004400.

The previous prime is 10212421159. The next prime is 10212421211.

10212421201 is nontrivially palindromic in base 10.

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 247590225 + 9964830976 = 15735^2 + 99824^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212421201 - 2⁷ = 10212421073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212421211) 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, 83708310 + ... + 83708431.

It is an arithmetic number, because the mean of its divisors is an integer number (2594959501).

Almost surely, 2^10212421201 is an apocalyptic number.

It is an amenable number.

10212421201 is a deficient number, since it is larger than the sum of its proper divisors (167416803).

10212421201 is an equidigital number, since it uses as much as digits as its factorization.

10212421201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167416802.

The product of its (nonzero) digits is 64, while the sum is 16.

The spelling of 10212421201 in words is "ten billion, two hundred twelve million, four hundred twenty-one thousand, two hundred one".