20110212122023 has 2 divisors, whose sum is σ = 20110212122024. Its totient is φ = 20110212122022.

The previous prime is 20110212121981. The next prime is 20110212122027. The reversal of 20110212122023 is 32022121201102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20110212122023 - 2⁹ = 20110212121511 is a prime.

It is a super-2 number, since 2×20110212122023² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110212122027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055106061011 + 10055106061012.

It is an arithmetic number, because the mean of its divisors is an integer number (10055106061012).

Almost surely, 2^{20110212122023} is an apocalyptic number.

20110212122023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110212122023 is an equidigital number, since it uses as much as digits as its factorization.

20110212122023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 20110212122023 its reverse (32022121201102), we get a palindrome (52132333323125).

The spelling of 20110212122023 in words is "twenty trillion, one hundred ten billion, two hundred twelve million, one hundred twenty-two thousand, twenty-three".