1142231320229 has 2 divisors, whose sum is σ = 1142231320230. Its totient is φ = 1142231320228.

The previous prime is 1142231320211. The next prime is 1142231320273. The reversal of 1142231320229 is 9220231322411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 988960636225 + 153270684004 = 994465^2 + 391498^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142231320229 - 2³⁶ = 1073511843493 is a prime.

It is a super-2 number, since 2×1142231320229² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1142231320195 and 1142231320204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142231325229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571115660114 + 571115660115.

It is an arithmetic number, because the mean of its divisors is an integer number (571115660115).

Almost surely, 2^{1142231320229} is an apocalyptic number.

It is an amenable number.

1142231320229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142231320229 is an equidigital number, since it uses as much as digits as its factorization.

1142231320229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 1142231320229 in words is "one trillion, one hundred forty-two billion, two hundred thirty-one million, three hundred twenty thousand, two hundred twenty-nine".