20002110002123 has 2 divisors, whose sum is σ = 20002110002124. Its totient is φ = 20002110002122.

The previous prime is 20002110002089. The next prime is 20002110002201. The reversal of 20002110002123 is 32120001120002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20002110002123 - 2¹² = 20002109998027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20002110002098 and 20002110002107.

It is not a weakly prime, because it can be changed into another prime (20002110092123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001055001061 + 10001055001062.

It is an arithmetic number, because the mean of its divisors is an integer number (10001055001062).

Almost surely, 2^{20002110002123} is an apocalyptic number.

20002110002123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002110002123 is an equidigital number, since it uses as much as digits as its factorization.

20002110002123 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 14.

Adding to 20002110002123 its reverse (32120001120002), we get a palindrome (52122111122125).

The spelling of 20002110002123 in words is "twenty trillion, two billion, one hundred ten million, two thousand, one hundred twenty-three".