1224222301231 has 16 divisors (see below), whose sum is σ = 1309537389600. Its totient is φ = 1140408004608.

The previous prime is 1224222301223. The next prime is 1224222301249. The reversal of 1224222301231 is 1321032224221.

It is a cyclic number.

It is not a de Polignac number, because 1224222301231 - 2³ = 1224222301223 is a prime.

It is a super-3 number, since 3×1224222301231³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1224222301196 and 1224222301205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224222301261) 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, 1365856 + ... + 2077018.

It is an arithmetic number, because the mean of its divisors is an integer number (81846086850).

Almost surely, 2^{1224222301231} is an apocalyptic number.

1224222301231 is a deficient number, since it is larger than the sum of its proper divisors (85315088369).

1224222301231 is a wasteful number, since it uses less digits than its factorization.

1224222301231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712218.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1224222301231 its reverse (1321032224221), we get a palindrome (2545254525452).

The spelling of 1224222301231 in words is "one trillion, two hundred twenty-four billion, two hundred twenty-two million, three hundred one thousand, two hundred thirty-one".