1120144420423 has 16 divisors (see below), whose sum is σ = 1307496812544. Its totient is φ = 939627912960.

The previous prime is 1120144420399. The next prime is 1120144420433. The reversal of 1120144420423 is 3240244410211.

It is a cyclic number.

It is not a de Polignac number, because 1120144420423 - 2⁵ = 1120144420391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120144420391 and 1120144420400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120144420433) 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, 4743063 + ... + 4973623.

It is an arithmetic number, because the mean of its divisors is an integer number (81718550784).

Almost surely, 2^{1120144420423} is an apocalyptic number.

1120144420423 is a deficient number, since it is larger than the sum of its proper divisors (187352392121).

1120144420423 is a wasteful number, since it uses less digits than its factorization.

1120144420423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245382.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1120144420423 its reverse (3240244410211), we get a palindrome (4360388830634).

The spelling of 1120144420423 in words is "one trillion, one hundred twenty billion, one hundred forty-four million, four hundred twenty thousand, four hundred twenty-three".