1224204211323 has 6 divisors (see below), whose sum is σ = 1768294971924. Its totient is φ = 816136140876.

The previous prime is 1224204211289. The next prime is 1224204211387. The reversal of 1224204211323 is 3231124024221.

1224204211323 is a `hidden beast` number, since 1 + 2 + 2 + 420 + 4 + 211 + 3 + 23 = 666.

It is not a de Polignac number, because 1224204211323 - 2⁸ = 1224204211067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1224204211393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68011345065 + ... + 68011345082.

It is an arithmetic number, because the mean of its divisors is an integer number (294715828654).

Almost surely, 2^{1224204211323} is an apocalyptic number.

1224204211323 is a deficient number, since it is larger than the sum of its proper divisors (544090760601).

1224204211323 is a wasteful number, since it uses less digits than its factorization.

1224204211323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136022690153 (or 136022690150 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1224204211323 its reverse (3231124024221), we get a palindrome (4455328235544).

The spelling of 1224204211323 in words is "one trillion, two hundred twenty-four billion, two hundred four million, two hundred eleven thousand, three hundred twenty-three".