120202000109 has 2 divisors, whose sum is σ = 120202000110. Its totient is φ = 120202000108.

The previous prime is 120202000081. The next prime is 120202000133. The reversal of 120202000109 is 901000202021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71782198084 + 48419802025 = 267922^2 + 220045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120202000109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120202000169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60101000054 + 60101000055.

It is an arithmetic number, because the mean of its divisors is an integer number (60101000055).

Almost surely, 2^120202000109 is an apocalyptic number.

It is an amenable number.

120202000109 is a deficient number, since it is larger than the sum of its proper divisors (1).

120202000109 is an equidigital number, since it uses as much as digits as its factorization.

120202000109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The spelling of 120202000109 in words is "one hundred twenty billion, two hundred two million, one hundred nine", and thus it is an aban number.