1120021001121 has 16 divisors (see below), whose sum is σ = 1629139216320. Its totient is φ = 678793206720.

The previous prime is 1120021001089. The next prime is 1120021001129. The reversal of 1120021001121 is 1211001200211.

It is not a de Polignac number, because 1120021001121 - 2⁵ = 1120021001089 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1120021001097 and 1120021001106.

It is not an unprimeable number, because it can be changed into a prime (1120021001129) 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 15 ways as a sum of consecutive naturals, for example, 5446651 + ... + 5648543.

It is an arithmetic number, because the mean of its divisors is an integer number (101821201020).

Almost surely, 2^{1120021001121} is an apocalyptic number.

1120021001121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1120021001121 is a deficient number, since it is larger than the sum of its proper divisors (509118215199).

1120021001121 is a wasteful number, since it uses less digits than its factorization.

1120021001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370016.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1120021001121 its reverse (1211001200211), we get a palindrome (2331022201332).

The spelling of 1120021001121 in words is "one trillion, one hundred twenty billion, twenty-one million, one thousand, one hundred twenty-one".