222100022221087 has 2 divisors, whose sum is σ = 222100022221088. Its totient is φ = 222100022221086.

The previous prime is 222100022221067. The next prime is 222100022221111. The reversal of 222100022221087 is 780122220001222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222100022221087 - 2⁷ = 222100022220959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222100022221067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111050011110543 + 111050011110544.

It is an arithmetic number, because the mean of its divisors is an integer number (111050011110544).

Almost surely, 2^{222100022221087} is an apocalyptic number.

222100022221087 is a deficient number, since it is larger than the sum of its proper divisors (1).

222100022221087 is an equidigital number, since it uses as much as digits as its factorization.

222100022221087 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 31.

The spelling of 222100022221087 in words is "two hundred twenty-two trillion, one hundred billion, twenty-two million, two hundred twenty-one thousand, eighty-seven".