12223023554546 has 16 divisors (see below), whose sum is σ = 20956662254976. Its totient is φ = 5237711768736.

The previous prime is 12223023554513. The next prime is 12223023554551. The reversal of 12223023554546 is 64545532032221.

It is a super-2 number, since 2×12223023554546² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12223023554497 and 12223023554506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60470291 + ... + 60672086.

It is an arithmetic number, because the mean of its divisors is an integer number (1309791390936).

Almost surely, 2^{12223023554546} is an apocalyptic number.

12223023554546 is a deficient number, since it is larger than the sum of its proper divisors (8733638700430).

12223023554546 is a wasteful number, since it uses less digits than its factorization.

12223023554546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121149593.

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 12223023554546 its reverse (64545532032221), we get a palindrome (76768555586767).

The spelling of 12223023554546 in words is "twelve trillion, two hundred twenty-three billion, twenty-three million, five hundred fifty-four thousand, five hundred forty-six".