1220110122009 has 16 divisors (see below), whose sum is σ = 1712547495680. Its totient is φ = 770545360080.

The previous prime is 1220110122001. The next prime is 1220110122053. The reversal of 1220110122009 is 9002210110221.

It is not a de Polignac number, because 1220110122009 - 2³ = 1220110122001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1220110122001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185574 + ... + 1573104.

It is an arithmetic number, because the mean of its divisors is an integer number (107034218480).

Almost surely, 2^{1220110122009} is an apocalyptic number.

1220110122009 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1220110122009 is a deficient number, since it is larger than the sum of its proper divisors (492437373671).

1220110122009 is a wasteful number, since it uses less digits than its factorization.

1220110122009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402980.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 1220110122009 in words is "one trillion, two hundred twenty billion, one hundred ten million, one hundred twenty-two thousand, nine".