22110212000689 has 2 divisors, whose sum is σ = 22110212000690. Its totient is φ = 22110212000688.

The previous prime is 22110212000647. The next prime is 22110212000707. The reversal of 22110212000689 is 98600021201122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22052603840400 + 57608160289 = 4696020^2 + 240017^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22110212000689 is a prime.

It is a super-2 number, since 2×22110212000689² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22110212030689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055106000344 + 11055106000345.

It is an arithmetic number, because the mean of its divisors is an integer number (11055106000345).

Almost surely, 2^{22110212000689} is an apocalyptic number.

It is an amenable number.

22110212000689 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110212000689 is an equidigital number, since it uses as much as digits as its factorization.

22110212000689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 34.

The spelling of 22110212000689 in words is "twenty-two trillion, one hundred ten billion, two hundred twelve million, six hundred eighty-nine", and thus it is an aban number.