2122000211173 has 2 divisors, whose sum is σ = 2122000211174. Its totient is φ = 2122000211172.

The previous prime is 2122000211167. The next prime is 2122000211209. The reversal of 2122000211173 is 3711120002212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1483226822884 + 638773388289 = 1217878^2 + 799233^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122000211173 - 2⁹ = 2122000210661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122000212173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061000105586 + 1061000105587.

It is an arithmetic number, because the mean of its divisors is an integer number (1061000105587).

Almost surely, 2^{2122000211173} is an apocalyptic number.

It is an amenable number.

2122000211173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122000211173 is an equidigital number, since it uses as much as digits as its factorization.

2122000211173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 2122000211173 its reverse (3711120002212), we get a palindrome (5833120213385).

The spelling of 2122000211173 in words is "two trillion, one hundred twenty-two billion, two hundred eleven thousand, one hundred seventy-three".