220030113123 has 16 divisors (see below), whose sum is σ = 326180497440. Its totient is φ = 146592260352.

The previous prime is 220030113103. The next prime is 220030113137. The reversal of 220030113123 is 321311030022.

220030113123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220030113123 - 2¹⁸ = 220029850979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220030113096 and 220030113105.

It is not an unprimeable number, because it can be changed into a prime (220030113103) 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 15 ways as a sum of consecutive naturals, for example, 2581786 + ... + 2665647.

It is an arithmetic number, because the mean of its divisors is an integer number (20386281090).

Almost surely, 2^220030113123 is an apocalyptic number.

220030113123 is a deficient number, since it is larger than the sum of its proper divisors (106150384317).

220030113123 is a wasteful number, since it uses less digits than its factorization.

220030113123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5248995 (or 5248989 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 220030113123 its reverse (321311030022), we get a palindrome (541341143145).

The spelling of 220030113123 in words is "two hundred twenty billion, thirty million, one hundred thirteen thousand, one hundred twenty-three".