2122623504403 has 4 divisors (see below), whose sum is σ = 2122970287768. Its totient is φ = 2122276721040.

The previous prime is 2122623504389. The next prime is 2122623504439. The reversal of 2122623504403 is 3044053262212.

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 2122623504403 - 2³⁷ = 1985184550931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122623504473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173382501 + ... + 173394742.

It is an arithmetic number, because the mean of its divisors is an integer number (530742571942).

Almost surely, 2^{2122623504403} is an apocalyptic number.

2122623504403 is a deficient number, since it is larger than the sum of its proper divisors (346783365).

2122623504403 is an equidigital number, since it uses as much as digits as its factorization.

2122623504403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346783364.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 2122623504403 its reverse (3044053262212), we get a palindrome (5166676766615).

The spelling of 2122623504403 in words is "two trillion, one hundred twenty-two billion, six hundred twenty-three million, five hundred four thousand, four hundred three".