1320233224044 has 48 divisors (see below), whose sum is σ = 3520679355648. Its totient is φ = 377203339968.

The previous prime is 1320233224033. The next prime is 1320233224099. The reversal of 1320233224044 is 4404223320231.

It is a super-2 number, since 2×1320233224044² (a number of 25 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 8446627 + ... + 8601509.

It is an arithmetic number, because the mean of its divisors is an integer number (73347486576).

Almost surely, 2^{1320233224044} is an apocalyptic number.

1320233224044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1320233224044 is an abundant number, since it is smaller than the sum of its proper divisors (2200446131604).

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

1320233224044 is a wasteful number, since it uses less digits than its factorization.

1320233224044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256374 (or 256372 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 1320233224044 its reverse (4404223320231), we get a palindrome (5724456544275).

The spelling of 1320233224044 in words is "one trillion, three hundred twenty billion, two hundred thirty-three million, two hundred twenty-four thousand, forty-four".