20220013123 has 16 divisors (see below), whose sum is σ = 21353835520. Its totient is φ = 19093275936.

The previous prime is 20220013111. The next prime is 20220013171. The reversal of 20220013123 is 32131002202.

It is a cyclic number.

It is not a de Polignac number, because 20220013123 - 2¹⁷ = 20219882051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20220013097 and 20220013106.

It is not an unprimeable number, because it can be changed into a prime (20220023123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10459465 + ... + 10461397.

It is an arithmetic number, because the mean of its divisors is an integer number (1334614720).

Almost surely, 2^20220013123 is an apocalyptic number.

20220013123 is a deficient number, since it is larger than the sum of its proper divisors (1133822397).

20220013123 is a wasteful number, since it uses less digits than its factorization.

20220013123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3466.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20220013123 its reverse (32131002202), we get a palindrome (52351015325).

The spelling of 20220013123 in words is "twenty billion, two hundred twenty million, thirteen thousand, one hundred twenty-three".