2212321319987 has 2 divisors, whose sum is σ = 2212321319988. Its totient is φ = 2212321319986.

The previous prime is 2212321319963. The next prime is 2212321319993. The reversal of 2212321319987 is 7899131232122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2212321319987 - 2¹² = 2212321315891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2212321316987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106160659993 + 1106160659994.

It is an arithmetic number, because the mean of its divisors is an integer number (1106160659994).

Almost surely, 2^{2212321319987} is an apocalyptic number.

2212321319987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212321319987 is an equidigital number, since it uses as much as digits as its factorization.

2212321319987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 50.

The spelling of 2212321319987 in words is "two trillion, two hundred twelve billion, three hundred twenty-one million, three hundred nineteen thousand, nine hundred eighty-seven".