1120121102209 has 4 divisors (see below), whose sum is σ = 1120762272304. Its totient is φ = 1119479932116.

The previous prime is 1120121102153. The next prime is 1120121102249. The reversal of 1120121102209 is 9022011210211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1120121102209 - 2¹³ = 1120121094017 is a prime.

It is a super-3 number, since 3×1120121102209³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120121102209.

It is not an unprimeable number, because it can be changed into a prime (1120121102249) 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 3 ways as a sum of consecutive naturals, for example, 320582427 + ... + 320585920.

It is an arithmetic number, because the mean of its divisors is an integer number (280190568076).

Almost surely, 2^{1120121102209} is an apocalyptic number.

It is an amenable number.

1120121102209 is a deficient number, since it is larger than the sum of its proper divisors (641170095).

1120121102209 is an equidigital number, since it uses as much as digits as its factorization.

1120121102209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641170094.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 1120121102209 in words is "one trillion, one hundred twenty billion, one hundred twenty-one million, one hundred two thousand, two hundred nine".