1212233301287 has 2 divisors, whose sum is σ = 1212233301288. Its totient is φ = 1212233301286.

The previous prime is 1212233301277. The next prime is 1212233301311. The reversal of 1212233301287 is 7821033322121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1212233301287 - 2¹⁰ = 1212233300263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212233301277) 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, 606116650643 + 606116650644.

It is an arithmetic number, because the mean of its divisors is an integer number (606116650644).

Almost surely, 2^{1212233301287} is an apocalyptic number.

1212233301287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212233301287 is an equidigital number, since it uses as much as digits as its factorization.

1212233301287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 1212233301287 in words is "one trillion, two hundred twelve billion, two hundred thirty-three million, three hundred one thousand, two hundred eighty-seven".