1232445221011 has 2 divisors, whose sum is σ = 1232445221012. Its totient is φ = 1232445221010.

The previous prime is 1232445221003. The next prime is 1232445221027. The reversal of 1232445221011 is 1101225442321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1232445221011 - 2³ = 1232445221003 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232445221041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616222610505 + 616222610506.

It is an arithmetic number, because the mean of its divisors is an integer number (616222610506).

Almost surely, 2^{1232445221011} is an apocalyptic number.

1232445221011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232445221011 is an equidigital number, since it uses as much as digits as its factorization.

1232445221011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

The spelling of 1232445221011 in words is "one trillion, two hundred thirty-two billion, four hundred forty-five million, two hundred twenty-one thousand, eleven".