1110212210909 has 2 divisors, whose sum is σ = 1110212210910. Its totient is φ = 1110212210908.

The previous prime is 1110212210893. The next prime is 1110212211023. The reversal of 1110212210909 is 9090122120111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 758646226009 + 351565984900 = 871003^2 + 592930^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110212210909 - 2⁴ = 1110212210893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110212210509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555106105454 + 555106105455.

It is an arithmetic number, because the mean of its divisors is an integer number (555106105455).

Almost surely, 2^{1110212210909} is an apocalyptic number.

It is an amenable number.

1110212210909 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110212210909 is an equidigital number, since it uses as much as digits as its factorization.

1110212210909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 1110212210909 in words is "one trillion, one hundred ten billion, two hundred twelve million, two hundred ten thousand, nine hundred nine".