1122403321043 has 4 divisors (see below), whose sum is σ = 1122552524808. Its totient is φ = 1122254117280.

The previous prime is 1122403320953. The next prime is 1122403321063. The reversal of 1122403321043 is 3401233042211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1122403321043 - 2⁴⁰ = 22891693267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122403321063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74590598 + ... + 74605643.

It is an arithmetic number, because the mean of its divisors is an integer number (280638131202).

Almost surely, 2^{1122403321043} is an apocalyptic number.

1122403321043 is a deficient number, since it is larger than the sum of its proper divisors (149203765).

1122403321043 is an equidigital number, since it uses as much as digits as its factorization.

1122403321043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149203764.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1122403321043 its reverse (3401233042211), we get a palindrome (4523636363254).

The spelling of 1122403321043 in words is "one trillion, one hundred twenty-two billion, four hundred three million, three hundred twenty-one thousand, forty-three".