1130220123123 has 128 divisors (see below), whose sum is σ = 1917399859200. Its totient is φ = 576456072192.

The previous prime is 1130220123083. The next prime is 1130220123167. The reversal of 1130220123123 is 3213210220311.

It is not a de Polignac number, because 1130220123123 - 2⁹ = 1130220122611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1130220123123.

It is not an unprimeable number, because it can be changed into a prime (1130220121123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 205379790 + ... + 205385292.

It is an arithmetic number, because the mean of its divisors is an integer number (14979686400).

Almost surely, 2^{1130220123123} is an apocalyptic number.

1130220123123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1130220123123 is a deficient number, since it is larger than the sum of its proper divisors (787179736077).

1130220123123 is a wasteful number, since it uses less digits than its factorization.

1130220123123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5801.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1130220123123 its reverse (3213210220311), we get a palindrome (4343430343434).

The spelling of 1130220123123 in words is "one trillion, one hundred thirty billion, two hundred twenty million, one hundred twenty-three thousand, one hundred twenty-three".