1121331111333 has 16 divisors (see below), whose sum is σ = 1496433033216. Its totient is φ = 746891878320.

The previous prime is 1121331111293. The next prime is 1121331111403. The reversal of 1121331111333 is 3331111331211.

It is not a de Polignac number, because 1121331111333 - 2⁶ = 1121331111269 is a prime.

It is a super-2 number, since 2×1121331111333² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121331112333) 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, 20065116 + ... + 20120922.

It is an arithmetic number, because the mean of its divisors is an integer number (93527064576).

Almost surely, 2^{1121331111333} is an apocalyptic number.

It is an amenable number.

1121331111333 is a deficient number, since it is larger than the sum of its proper divisors (375101921883).

1121331111333 is a wasteful number, since it uses less digits than its factorization.

1121331111333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61624.

The product of its digits is 486, while the sum is 24.

Adding to 1121331111333 its reverse (3331111331211), we get a palindrome (4452442442544).

The spelling of 1121331111333 in words is "one trillion, one hundred twenty-one billion, three hundred thirty-one million, one hundred eleven thousand, three hundred thirty-three".