10210221120101 has 2 divisors, whose sum is σ = 10210221120102. Its totient is φ = 10210221120100.

The previous prime is 10210221120023. The next prime is 10210221120109. The reversal of 10210221120101 is 10102112201201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9108330036001 + 1101891084100 = 3018001^2 + 1049710^2 .

It is a cyclic number.

It is not a de Polignac number, because 10210221120101 - 2¹⁸ = 10210220857957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10210221120109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105110560050 + 5105110560051.

It is an arithmetic number, because the mean of its divisors is an integer number (5105110560051).

Almost surely, 2^{10210221120101} is an apocalyptic number.

It is an amenable number.

10210221120101 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210221120101 is an equidigital number, since it uses as much as digits as its factorization.

10210221120101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10210221120101 its reverse (10102112201201), we get a palindrome (20312333321302).

The spelling of 10210221120101 in words is "ten trillion, two hundred ten billion, two hundred twenty-one million, one hundred twenty thousand, one hundred one".