1121441222320 has 40 divisors (see below), whose sum is σ = 2607484293360. Its totient is φ = 448553529600.

The previous prime is 1121441222273. The next prime is 1121441222383. The reversal of 1121441222320 is 232221441211.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1259391 + ... + 1956769.

It is an arithmetic number, because the mean of its divisors is an integer number (65187107334).

Almost surely, 2^{1121441222320} is an apocalyptic number.

1121441222320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121441222320 is an abundant number, since it is smaller than the sum of its proper divisors (1486043071040).

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

1121441222320 is a wasteful number, since it uses less digits than its factorization.

1121441222320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717493 (or 717487 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1121441222320 its reverse (232221441211), we get a palindrome (1353662663531).

The spelling of 1121441222320 in words is "one trillion, one hundred twenty-one billion, four hundred forty-one million, two hundred twenty-two thousand, three hundred twenty".