1120020211009 has 4 divisors (see below), whose sum is σ = 1280023098304. Its totient is φ = 960017323716.

The previous prime is 1120020211007. The next prime is 1120020211039. The reversal of 1120020211009 is 9001120200211.

It is a happy number.

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 1120020211009 - 2¹ = 1120020211007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120020211001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80001443637 + ... + 80001443650.

It is an arithmetic number, because the mean of its divisors is an integer number (320005774576).

Almost surely, 2^{1120020211009} is an apocalyptic number.

It is an amenable number.

1120020211009 is a deficient number, since it is larger than the sum of its proper divisors (160002887295).

1120020211009 is an equidigital number, since it uses as much as digits as its factorization.

1120020211009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160002887294.

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

It can be divided in two parts, 11200202 and 11009, that added together give a palindrome (11211211).

The spelling of 1120020211009 in words is "one trillion, one hundred twenty billion, twenty million, two hundred eleven thousand, nine".