210102211010023 has 2 divisors, whose sum is σ = 210102211010024. Its totient is φ = 210102211010022.

The previous prime is 210102211009987. The next prime is 210102211010039. The reversal of 210102211010023 is 320010112201012.

It is an a-pointer prime, because the next prime (210102211010039) can be obtained adding 210102211010023 to its sum of digits (16).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210102211010023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210102211009979 and 210102211010006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210102211040023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105051105505011 + 105051105505012.

It is an arithmetic number, because the mean of its divisors is an integer number (105051105505012).

Almost surely, 2^{210102211010023} is an apocalyptic number.

210102211010023 is a deficient number, since it is larger than the sum of its proper divisors (1).

210102211010023 is an equidigital number, since it uses as much as digits as its factorization.

210102211010023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 210102211010023 its reverse (320010112201012), we get a palindrome (530112323211035).

The spelling of 210102211010023 in words is "two hundred ten trillion, one hundred two billion, two hundred eleven million, ten thousand, twenty-three".