222020222087 has 2 divisors, whose sum is σ = 222020222088. Its totient is φ = 222020222086.

The previous prime is 222020222077. The next prime is 222020222159. The reversal of 222020222087 is 780222020222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222020222087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222020222077) 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, 111010111043 + 111010111044.

It is an arithmetic number, because the mean of its divisors is an integer number (111010111044).

Almost surely, 2^222020222087 is an apocalyptic number.

222020222087 is a deficient number, since it is larger than the sum of its proper divisors (1).

222020222087 is an equidigital number, since it uses as much as digits as its factorization.

222020222087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 29.

The spelling of 222020222087 in words is "two hundred twenty-two billion, twenty million, two hundred twenty-two thousand, eighty-seven".