1110020122109 has 2 divisors, whose sum is σ = 1110020122110. Its totient is φ = 1110020122108.

The previous prime is 1110020122063. The next prime is 1110020122153. The reversal of 1110020122109 is 9012210200111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1108552082884 + 1468039225 = 1052878^2 + 38315^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110020122109 - 2⁸ = 1110020121853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110020172109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555010061054 + 555010061055.

It is an arithmetic number, because the mean of its divisors is an integer number (555010061055).

Almost surely, 2^{1110020122109} is an apocalyptic number.

It is an amenable number.

1110020122109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110020122109 is an equidigital number, since it uses as much as digits as its factorization.

1110020122109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 1110020122109 in words is "one trillion, one hundred ten billion, twenty million, one hundred twenty-two thousand, one hundred nine".