10210221002101 has 2 divisors, whose sum is σ = 10210221002102. Its totient is φ = 10210221002100.

The previous prime is 10210221002083. The next prime is 10210221002129. The reversal of 10210221002101 is 10120012201201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9232792179601 + 977428822500 = 3038551^2 + 988650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10210221002101 is a prime.

It is a super-2 number, since 2×10210221002101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10210221042101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105110501050 + 5105110501051.

It is an arithmetic number, because the mean of its divisors is an integer number (5105110501051).

Almost surely, 2^{10210221002101} is an apocalyptic number.

It is an amenable number.

10210221002101 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210221002101 is an equidigital number, since it uses as much as digits as its factorization.

10210221002101 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 13.

Adding to 10210221002101 its reverse (10120012201201), we get a palindrome (20330233203302).

The spelling of 10210221002101 in words is "ten trillion, two hundred ten billion, two hundred twenty-one million, two thousand, one hundred one".