22120221999163 has 2 divisors, whose sum is σ = 22120221999164. Its totient is φ = 22120221999162.

The previous prime is 22120221999149. The next prime is 22120221999259. The reversal of 22120221999163 is 36199912202122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22120221999163 - 2¹⁷ = 22120221868091 is a prime.

It is not a weakly prime, because it can be changed into another prime (22120225999163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060110999581 + 11060110999582.

It is an arithmetic number, because the mean of its divisors is an integer number (11060110999582).

Almost surely, 2^{22120221999163} is an apocalyptic number.

22120221999163 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120221999163 is an equidigital number, since it uses as much as digits as its factorization.

22120221999163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 49.

The spelling of 22120221999163 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-one million, nine hundred ninety-nine thousand, one hundred sixty-three".