1121331123330 has 64 divisors (see below), whose sum is σ = 2936706910848. Its totient is φ = 271758389760.

The previous prime is 1121331123307. The next prime is 1121331123337. The reversal of 1121331123330 is 333211331211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121331123330.

It is not an unprimeable number, because it can be changed into a prime (1121331123337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 637992 + ... + 1627788.

It is an arithmetic number, because the mean of its divisors is an integer number (45886045482).

Almost surely, 2^{1121331123330} is an apocalyptic number.

1121331123330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121331123330 is an abundant number, since it is smaller than the sum of its proper divisors (1815375787518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121331123330 is a wasteful number, since it uses less digits than its factorization.

1121331123330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993251.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1121331123330 its reverse (333211331211), we get a palindrome (1454542454541).

The spelling of 1121331123330 in words is "one trillion, one hundred twenty-one billion, three hundred thirty-one million, one hundred twenty-three thousand, three hundred thirty".