1120001220009 has 64 divisors (see below), whose sum is σ = 1903742361600. Its totient is φ = 637491518784.

The previous prime is 1120001219999. The next prime is 1120001220017. The reversal of 1120001220009 is 9000221000211.

It is not a de Polignac number, because 1120001220009 - 2⁴ = 1120001219993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120001219973 and 1120001220000.

It is not an unprimeable number, because it can be changed into a prime (1120001220209) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 86687652 + ... + 86700570.

It is an arithmetic number, because the mean of its divisors is an integer number (29745974400).

Almost surely, 2^{1120001220009} is an apocalyptic number.

It is an amenable number.

1120001220009 is a deficient number, since it is larger than the sum of its proper divisors (783741141591).

1120001220009 is a wasteful number, since it uses less digits than its factorization.

1120001220009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14699 (or 14693 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 1120001220009 in words is "one trillion, one hundred twenty billion, one million, two hundred twenty thousand, nine".