1110320121443 has 8 divisors (see below), whose sum is σ = 1202804685600. Its totient is φ = 1024910879304.

The previous prime is 1110320121419. The next prime is 1110320121461. The reversal of 1110320121443 is 3441210230111.

It is not a de Polignac number, because 1110320121443 - 2⁸ = 1110320121187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110320121403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252687863 + ... + 252692256.

It is an arithmetic number, because the mean of its divisors is an integer number (150350585700).

Almost surely, 2^{1110320121443} is an apocalyptic number.

1110320121443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1110320121443 is a deficient number, since it is larger than the sum of its proper divisors (92484564157).

1110320121443 is an frugal number, since it uses more digits than its factorization.

1110320121443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505380158 (or 505380132 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1110320121443 its reverse (3441210230111), we get a palindrome (4551530351554).

The spelling of 1110320121443 in words is "one trillion, one hundred ten billion, three hundred twenty million, one hundred twenty-one thousand, four hundred forty-three".