2123422404403 has 16 divisors (see below), whose sum is σ = 2259137088000. Its totient is φ = 1988928950400.

The previous prime is 2123422404353. The next prime is 2123422404413. The reversal of 2123422404403 is 3044042243212.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2123422404403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123422404413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3017848 + ... + 3654346.

It is an arithmetic number, because the mean of its divisors is an integer number (141196068000).

Almost surely, 2^{2123422404403} is an apocalyptic number.

2123422404403 is a deficient number, since it is larger than the sum of its proper divisors (135714683597).

2123422404403 is a wasteful number, since it uses less digits than its factorization.

2123422404403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637458.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2123422404403 its reverse (3044042243212), we get a palindrome (5167464647615).

The spelling of 2123422404403 in words is "two trillion, one hundred twenty-three billion, four hundred twenty-two million, four hundred four thousand, four hundred three".