1122010009 has 2 divisors, whose sum is σ = 1122010010. Its totient is φ = 1122010008.

The previous prime is 1122009953. The next prime is 1122010031. The reversal of 1122010009 is 9000102211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 840710025 + 281299984 = 28995^2 + 16772^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122010009 - 2¹⁷ = 1121878937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122009974 and 1122010001.

It is not a weakly prime, because it can be changed into another prime (1122010039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561005004 + 561005005.

It is an arithmetic number, because the mean of its divisors is an integer number (561005005).

Almost surely, 2^1122010009 is an apocalyptic number.

It is an amenable number.

1122010009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122010009 is an equidigital number, since it uses as much as digits as its factorization.

1122010009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1122010009 is about 33496.4178532571. The cubic root of 1122010009 is about 1039.1196967112.

The spelling of 1122010009 in words is "one billion, one hundred twenty-two million, ten thousand, nine".