221112200002093 has 2 divisors, whose sum is σ = 221112200002094. Its totient is φ = 221112200002092.

The previous prime is 221112200002049. The next prime is 221112200002207. The reversal of 221112200002093 is 390200002211122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122688697179049 + 98423502823044 = 11076493^2 + 9920862^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221112200002093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221112200002033) 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, 110556100001046 + 110556100001047.

It is an arithmetic number, because the mean of its divisors is an integer number (110556100001047).

Almost surely, 2^{221112200002093} is an apocalyptic number.

It is an amenable number.

221112200002093 is a deficient number, since it is larger than the sum of its proper divisors (1).

221112200002093 is an equidigital number, since it uses as much as digits as its factorization.

221112200002093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 221112200002093 in words is "two hundred twenty-one trillion, one hundred twelve billion, two hundred million, two thousand, ninety-three".