1224011214431 has 2 divisors, whose sum is σ = 1224011214432. Its totient is φ = 1224011214430.

The previous prime is 1224011214427. The next prime is 1224011214449. The reversal of 1224011214431 is 1344121104221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1224011214431 - 2² = 1224011214427 is a prime.

It is a super-2 number, since 2×1224011214431² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1224011214431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224011214421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612005607215 + 612005607216.

It is an arithmetic number, because the mean of its divisors is an integer number (612005607216).

Almost surely, 2^{1224011214431} is an apocalyptic number.

1224011214431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224011214431 is an equidigital number, since it uses as much as digits as its factorization.

1224011214431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 1224011214431 its reverse (1344121104221), we get a palindrome (2568132318652).

The spelling of 1224011214431 in words is "one trillion, two hundred twenty-four billion, eleven million, two hundred fourteen thousand, four hundred thirty-one".