10212221020101 has 4 divisors (see below), whose sum is σ = 13616294693472. Its totient is φ = 6808147346732.

The previous prime is 10212221020051. The next prime is 10212221020117. The reversal of 10212221020101 is 10102012221201.

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 10212221020101 - 2⁶ = 10212221020037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212221020201) 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, 1702036836681 + ... + 1702036836686.

It is an arithmetic number, because the mean of its divisors is an integer number (3404073673368).

Almost surely, 2^{10212221020101} is an apocalyptic number.

It is an amenable number.

10212221020101 is a deficient number, since it is larger than the sum of its proper divisors (3404073673371).

10212221020101 is an equidigital number, since it uses as much as digits as its factorization.

10212221020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404073673370.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10212221020101 its reverse (10102012221201), we get a palindrome (20314233241302).

The spelling of 10212221020101 in words is "ten trillion, two hundred twelve billion, two hundred twenty-one million, twenty thousand, one hundred one".