120202000209 has 6 divisors (see below), whose sum is σ = 173625111426. Its totient is φ = 80134666800.

The previous prime is 120202000169. The next prime is 120202000313. The reversal of 120202000209 is 902000202021.

It can be written as a sum of positive squares in only one way, i.e., 97158760209 + 23043240000 = 311703^2 + 151800^2 .

It is not a de Polignac number, because 120202000209 - 2⁷ = 120202000081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120202000191 and 120202000200.

It is not an unprimeable number, because it can be changed into a prime (120202000109) 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 in 5 ways as a sum of consecutive naturals, for example, 6677888892 + ... + 6677888909.

It is an arithmetic number, because the mean of its divisors is an integer number (28937518571).

Almost surely, 2^120202000209 is an apocalyptic number.

It is an amenable number.

120202000209 is a deficient number, since it is larger than the sum of its proper divisors (53423111217).

120202000209 is a wasteful number, since it uses less digits than its factorization.

120202000209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13355777807 (or 13355777804 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The spelling of 120202000209 in words is "one hundred twenty billion, two hundred two million, two hundred nine", and thus it is an aban number.