2102102101301 has 2 divisors, whose sum is σ = 2102102101302. Its totient is φ = 2102102101300.

The previous prime is 2102102101171. The next prime is 2102102101331. The reversal of 2102102101301 is 1031012012012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1952545102225 + 149556999076 = 1397335^2 + 386726^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102102101301 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102102101331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051051050650 + 1051051050651.

It is an arithmetic number, because the mean of its divisors is an integer number (1051051050651).

Almost surely, 2^{2102102101301} is an apocalyptic number.

It is an amenable number.

2102102101301 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102102101301 is an equidigital number, since it uses as much as digits as its factorization.

2102102101301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2102102101301 its reverse (1031012012012), we get a palindrome (3133114113313).

The spelling of 2102102101301 in words is "two trillion, one hundred two billion, one hundred two million, one hundred one thousand, three hundred one".