220210120987 has 2 divisors, whose sum is σ = 220210120988. Its totient is φ = 220210120986.

The previous prime is 220210120969. The next prime is 220210121003. The reversal of 220210120987 is 789021012022.

220210120987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220210120987 - 2¹⁹ = 220209596699 is a prime.

It is not a weakly prime, because it can be changed into another prime (220210120187) 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, 110105060493 + 110105060494.

It is an arithmetic number, because the mean of its divisors is an integer number (110105060494).

Almost surely, 2^220210120987 is an apocalyptic number.

220210120987 is a deficient number, since it is larger than the sum of its proper divisors (1).

220210120987 is an equidigital number, since it uses as much as digits as its factorization.

220210120987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 220210120987 in words is "two hundred twenty billion, two hundred ten million, one hundred twenty thousand, nine hundred eighty-seven".