1224600042031 has 2 divisors, whose sum is σ = 1224600042032. Its totient is φ = 1224600042030.

The previous prime is 1224600042023. The next prime is 1224600042041. The reversal of 1224600042031 is 1302400064221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1224600042031 - 2³ = 1224600042023 is a prime.

It is a super-2 number, since 2×1224600042031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1224600041987 and 1224600042005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224600042011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612300021015 + 612300021016.

It is an arithmetic number, because the mean of its divisors is an integer number (612300021016).

Almost surely, 2^{1224600042031} is an apocalyptic number.

1224600042031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224600042031 is an equidigital number, since it uses as much as digits as its factorization.

1224600042031 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 1224600042031 in words is "one trillion, two hundred twenty-four billion, six hundred million, forty-two thousand, thirty-one".