12224541351121 has 16 divisors (see below), whose sum is σ = 14153087708928. Its totient is φ = 10435232569600.

The previous prime is 12224541351083. The next prime is 12224541351131. The reversal of 12224541351121 is 12115314542221.

It is a cyclic number.

It is not a de Polignac number, because 12224541351121 - 2¹¹ = 12224541349073 is a prime.

It is a super-2 number, since 2×12224541351121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12224541351131) 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, 75756850 + ... + 75918043.

It is an arithmetic number, because the mean of its divisors is an integer number (884567981808).

Almost surely, 2^{12224541351121} is an apocalyptic number.

12224541351121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12224541351121 is a deficient number, since it is larger than the sum of its proper divisors (1928546357807).

12224541351121 is a wasteful number, since it uses less digits than its factorization.

12224541351121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151675352.

The product of its digits is 19200, while the sum is 34.

Adding to 12224541351121 its reverse (12115314542221), we get a palindrome (24339855893342).

The spelling of 12224541351121 in words is "twelve trillion, two hundred twenty-four billion, five hundred forty-one million, three hundred fifty-one thousand, one hundred twenty-one".