1101220100209 has 8 divisors (see below), whose sum is σ = 1147998216960. Its totient is φ = 1055145414000.

The previous prime is 1101220100171. The next prime is 1101220100243. The reversal of 1101220100209 is 9020010221011.

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 1101220100209 - 2¹³ = 1101220092017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101220100249) 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, 175854439 + ... + 175860700.

It is an arithmetic number, because the mean of its divisors is an integer number (143499777120).

Almost surely, 2^{1101220100209} is an apocalyptic number.

It is an amenable number.

1101220100209 is a deficient number, since it is larger than the sum of its proper divisors (46778116751).

1101220100209 is a wasteful number, since it uses less digits than its factorization.

1101220100209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351715271.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 1101220100209 in words is "one trillion, one hundred one billion, two hundred twenty million, one hundred thousand, two hundred nine".