2100221310301 has 2 divisors, whose sum is σ = 2100221310302. Its totient is φ = 2100221310300.

The previous prime is 2100221310263. The next prime is 2100221310331. The reversal of 2100221310301 is 1030131220012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1584552264100 + 515669046201 = 1258790^2 + 718101^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100221310301 - 2⁹ = 2100221309789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100221310331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050110655150 + 1050110655151.

It is an arithmetic number, because the mean of its divisors is an integer number (1050110655151).

Almost surely, 2^{2100221310301} is an apocalyptic number.

It is an amenable number.

2100221310301 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100221310301 is an equidigital number, since it uses as much as digits as its factorization.

2100221310301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2100221310301 its reverse (1030131220012), we get a palindrome (3130352530313).

The spelling of 2100221310301 in words is "two trillion, one hundred billion, two hundred twenty-one million, three hundred ten thousand, three hundred one".