1012112222273 has 2 divisors, whose sum is σ = 1012112222274. Its totient is φ = 1012112222272.

The previous prime is 1012112222201. The next prime is 1012112222293. The reversal of 1012112222273 is 3722222112101.

It is a happy number.

1012112222273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 935143152784 + 76969069489 = 967028^2 + 277433^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012112222273 - 2¹⁰ = 1012112221249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1012112222293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506056111136 + 506056111137.

It is an arithmetic number, because the mean of its divisors is an integer number (506056111137).

Almost surely, 2^{1012112222273} is an apocalyptic number.

It is an amenable number.

1012112222273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012112222273 is an equidigital number, since it uses as much as digits as its factorization.

1012112222273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 1012112222273 its reverse (3722222112101), we get a palindrome (4734334334374).

The spelling of 1012112222273 in words is "one trillion, twelve billion, one hundred twelve million, two hundred twenty-two thousand, two hundred seventy-three".