1122220020009 has 32 divisors (see below), whose sum is σ = 1706125252608. Its totient is φ = 649479600000.

The previous prime is 1122220019993. The next prime is 1122220020013. The reversal of 1122220020009 is 9000200222211.

It is a happy number.

It is not a de Polignac number, because 1122220020009 - 2⁴ = 1122220019993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122220020709) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 773917 + ... + 1686234.

It is an arithmetic number, because the mean of its divisors is an integer number (53316414144).

Almost surely, 2^{1122220020009} is an apocalyptic number.

It is an amenable number.

1122220020009 is a deficient number, since it is larger than the sum of its proper divisors (583905232599).

1122220020009 is a wasteful number, since it uses less digits than its factorization.

1122220020009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460789.

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

The spelling of 1122220020009 in words is "one trillion, one hundred twenty-two billion, two hundred twenty million, twenty thousand, nine".