101010010222109 has 2 divisors, whose sum is σ = 101010010222110. Its totient is φ = 101010010222108.

The previous prime is 101010010222091. The next prime is 101010010222321. The reversal of 101010010222109 is 901222010010101.

Together with previous prime (101010010222091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89550072348100 + 11459937874009 = 9463090^2 + 3385253^2 .

It is a cyclic number.

It is not a de Polignac number, because 101010010222109 - 2²⁰ = 101010009173533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101010010222409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505005111054 + 50505005111055.

It is an arithmetic number, because the mean of its divisors is an integer number (50505005111055).

Almost surely, 2^{101010010222109} is an apocalyptic number.

It is an amenable number.

101010010222109 is a deficient number, since it is larger than the sum of its proper divisors (1).

101010010222109 is an equidigital number, since it uses as much as digits as its factorization.

101010010222109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 101010010222109 in words is "one hundred one trillion, ten billion, ten million, two hundred twenty-two thousand, one hundred nine".