20000212110169 has 2 divisors, whose sum is σ = 20000212110170. Its totient is φ = 20000212110168.

The previous prime is 20000212110143. The next prime is 20000212110187. The reversal of 20000212110169 is 96101121200002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19661065446400 + 339146663769 = 4434080^2 + 582363^2 .

It is a cyclic number.

It is not a de Polignac number, because 20000212110169 - 2¹³ = 20000212101977 is a prime.

It is a super-2 number, since 2×20000212110169² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20000212110199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000106055084 + 10000106055085.

It is an arithmetic number, because the mean of its divisors is an integer number (10000106055085).

Almost surely, 2^{20000212110169} is an apocalyptic number.

It is an amenable number.

20000212110169 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000212110169 is an equidigital number, since it uses as much as digits as its factorization.

20000212110169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 20000212110169 in words is "twenty trillion, two hundred twelve million, one hundred ten thousand, one hundred sixty-nine".