1224204040027 has 2 divisors, whose sum is σ = 1224204040028. Its totient is φ = 1224204040026.

The previous prime is 1224204040021. The next prime is 1224204040057. The reversal of 1224204040027 is 7200404024221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1224204040027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1224204039977 and 1224204040004.

It is not a weakly prime, because it can be changed into another prime (1224204040021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612102020013 + 612102020014.

It is an arithmetic number, because the mean of its divisors is an integer number (612102020014).

Almost surely, 2^{1224204040027} is an apocalyptic number.

1224204040027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224204040027 is an equidigital number, since it uses as much as digits as its factorization.

1224204040027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7168, while the sum is 28.

Adding to 1224204040027 its reverse (7200404024221), we get a palindrome (8424608064248).

The spelling of 1224204040027 in words is "one trillion, two hundred twenty-four billion, two hundred four million, forty thousand, twenty-seven".