2123030310101 has 2 divisors, whose sum is σ = 2123030310102. Its totient is φ = 2123030310100.

The previous prime is 2123030309989. The next prime is 2123030310131. The reversal of 2123030310101 is 1010130303212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1938426891076 + 184603419025 = 1392274^2 + 429655^2 .

It is a cyclic number.

It is not a de Polignac number, because 2123030310101 - 2¹⁰ = 2123030309077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2123030310101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2123030310131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061515155050 + 1061515155051.

It is an arithmetic number, because the mean of its divisors is an integer number (1061515155051).

Almost surely, 2^{2123030310101} is an apocalyptic number.

It is an amenable number.

2123030310101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123030310101 is an equidigital number, since it uses as much as digits as its factorization.

2123030310101 is an evil number, because the sum of its binary digits is even.

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

Adding to 2123030310101 its reverse (1010130303212), we get a palindrome (3133160613313).

The spelling of 2123030310101 in words is "two trillion, one hundred twenty-three billion, thirty million, three hundred ten thousand, one hundred one".