20330310102101 has 2 divisors, whose sum is σ = 20330310102102. Its totient is φ = 20330310102100.

The previous prime is 20330310102043. The next prime is 20330310102121. The reversal of 20330310102101 is 10120101303302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19115302131025 + 1215007971076 = 4372105^2 + 1102274^2 .

It is a cyclic number.

It is not a de Polignac number, because 20330310102101 - 2²² = 20330305907797 is a prime.

It is a super-2 number, since 2×20330310102101² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20330310102101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20330310102121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165155051050 + 10165155051051.

It is an arithmetic number, because the mean of its divisors is an integer number (10165155051051).

Almost surely, 2^{20330310102101} is an apocalyptic number.

It is an amenable number.

20330310102101 is a deficient number, since it is larger than the sum of its proper divisors (1).

20330310102101 is an equidigital number, since it uses as much as digits as its factorization.

20330310102101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 20330310102101 its reverse (10120101303302), we get a palindrome (30450411405403).

The spelling of 20330310102101 in words is "twenty trillion, three hundred thirty billion, three hundred ten million, one hundred two thousand, one hundred one".