200221012000109 has 2 divisors, whose sum is σ = 200221012000110. Its totient is φ = 200221012000108.

The previous prime is 200221012000007. The next prime is 200221012000169. The reversal of 200221012000109 is 901000210122002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 192643379437609 + 7577632562500 = 13879603^2 + 2752750^2 .

It is a cyclic number.

It is not a de Polignac number, because 200221012000109 - 2³⁶ = 200152292523373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200221012000169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110506000054 + 100110506000055.

It is an arithmetic number, because the mean of its divisors is an integer number (100110506000055).

Almost surely, 2^{200221012000109} is an apocalyptic number.

It is an amenable number.

200221012000109 is a deficient number, since it is larger than the sum of its proper divisors (1).

200221012000109 is an equidigital number, since it uses as much as digits as its factorization.

200221012000109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 200221012000109 in words is "two hundred trillion, two hundred twenty-one billion, twelve million, one hundred nine", and thus it is an aban number.