1220010000009 has 8 divisors (see below), whose sum is σ = 1627115771712. Its totient is φ = 813122114160.

The previous prime is 1220009999953. The next prime is 1220010000017. The reversal of 1220010000009 is 9000000100221.

It is a happy number.

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

It is not a de Polignac number, because 1220010000009 - 2⁷ = 1220009999881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1220010000409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54458397 + ... + 54480794.

It is an arithmetic number, because the mean of its divisors is an integer number (203389471464).

Almost surely, 2^{1220010000009} is an apocalyptic number.

It is an amenable number.

1220010000009 is a deficient number, since it is larger than the sum of its proper divisors (407105771703).

1220010000009 is a wasteful number, since it uses less digits than its factorization.

1220010000009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108942927.

The product of its (nonzero) digits is 36, while the sum is 15.

The spelling of 1220010000009 in words is "one trillion, two hundred twenty billion, ten million, nine", and thus it is an aban number.