1121200021330 has 16 divisors (see below), whose sum is σ = 2029434678720. Its totient is φ = 445974532912.

The previous prime is 1121200021309. The next prime is 1121200021349. The reversal of 1121200021330 is 331200021211.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 313182574 + ... + 313186153.

It is an arithmetic number, because the mean of its divisors is an integer number (126839667420).

Almost surely, 2^{1121200021330} is an apocalyptic number.

1121200021330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121200021330 is a deficient number, since it is larger than the sum of its proper divisors (908234657390).

1121200021330 is a wasteful number, since it uses less digits than its factorization.

1121200021330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626368913.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1121200021330 its reverse (331200021211), we get a palindrome (1452400042541).

The spelling of 1121200021330 in words is "one trillion, one hundred twenty-one billion, two hundred million, twenty-one thousand, three hundred thirty".