1120100221111 has 4 divisors (see below), whose sum is σ = 1122111173592. Its totient is φ = 1118089268632.

The previous prime is 1120100221103. The next prime is 1120100221139. The reversal of 1120100221111 is 1111220010211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1120100221111 - 2³ = 1120100221103 is a prime.

It is a super-4 number, since 4×1120100221111⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120100221091 and 1120100221100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120100221711) 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 3 ways as a sum of consecutive naturals, for example, 1005475405 + ... + 1005476518.

It is an arithmetic number, because the mean of its divisors is an integer number (280527793398).

Almost surely, 2^{1120100221111} is an apocalyptic number.

1120100221111 is a deficient number, since it is larger than the sum of its proper divisors (2010952481).

1120100221111 is an equidigital number, since it uses as much as digits as its factorization.

1120100221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010952480.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1120100221111 its reverse (1111220010211), we get a palindrome (2231320231322).

The spelling of 1120100221111 in words is "one trillion, one hundred twenty billion, one hundred million, two hundred twenty-one thousand, one hundred eleven".