1002120220209 has 8 divisors (see below), whose sum is σ = 1337088833280. Its totient is φ = 667615876976.

The previous prime is 1002120220201. The next prime is 1002120220247. The reversal of 1002120220209 is 9020220212001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002120220209 - 2³ = 1002120220201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002120220201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116062422 + ... + 116071055.

It is an arithmetic number, because the mean of its divisors is an integer number (167136104160).

Almost surely, 2^{1002120220209} is an apocalyptic number.

It is an amenable number.

1002120220209 is a deficient number, since it is larger than the sum of its proper divisors (334968613071).

1002120220209 is a wasteful number, since it uses less digits than its factorization.

1002120220209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232134919.

The product of its (nonzero) digits is 288, while the sum is 21.

The spelling of 1002120220209 in words is "one trillion, two billion, one hundred twenty million, two hundred twenty thousand, two hundred nine".