1320111123104 has 12 divisors (see below), whose sum is σ = 2598968773674. Its totient is φ = 660055561536.

The previous prime is 1320111123103. The next prime is 1320111123113. The reversal of 1320111123104 is 4013211110231.

It can be written as a sum of positive squares in only one way, i.e., 1139026831504 + 181084291600 = 1067252^2 + 425540^2 .

It is not an unprimeable number, because it can be changed into a prime (1320111123103) 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 as a sum of consecutive naturals, namely, 20626736267 + ... + 20626736330.

Almost surely, 2^{1320111123104} is an apocalyptic number.

It is an amenable number.

1320111123104 is a deficient number, since it is larger than the sum of its proper divisors (1278857650570).

1320111123104 is an equidigital number, since it uses as much as digits as its factorization.

1320111123104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41253472607 (or 41253472599 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1320111123104 its reverse (4013211110231), we get a palindrome (5333322233335).

The spelling of 1320111123104 in words is "one trillion, three hundred twenty billion, one hundred eleven million, one hundred twenty-three thousand, one hundred four".