222011223220187 has 2 divisors, whose sum is σ = 222011223220188. Its totient is φ = 222011223220186.

The previous prime is 222011223220177. The next prime is 222011223220231. The reversal of 222011223220187 is 781022322110222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222011223220187 is a prime.

It is not a weakly prime, because it can be changed into another prime (222011223220117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111005611610093 + 111005611610094.

It is an arithmetic number, because the mean of its divisors is an integer number (111005611610094).

Almost surely, 2^{222011223220187} is an apocalyptic number.

222011223220187 is a deficient number, since it is larger than the sum of its proper divisors (1).

222011223220187 is an equidigital number, since it uses as much as digits as its factorization.

222011223220187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 35.

The spelling of 222011223220187 in words is "two hundred twenty-two trillion, eleven billion, two hundred twenty-three million, two hundred twenty thousand, one hundred eighty-seven".