121022003010109 has 2 divisors, whose sum is σ = 121022003010110. Its totient is φ = 121022003010108.

The previous prime is 121022003010091. The next prime is 121022003010137. The reversal of 121022003010109 is 901010300220121.

Together with previous prime (121022003010091) 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., 61765924356900 + 59256078653209 = 7859130^2 + 7697797^2 .

It is a cyclic number.

It is not a de Polignac number, because 121022003010109 - 2³⁷ = 120884564056637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121022003010109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121022003010149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511001505054 + 60511001505055.

It is an arithmetic number, because the mean of its divisors is an integer number (60511001505055).

Almost surely, 2^{121022003010109} is an apocalyptic number.

It is an amenable number.

121022003010109 is a deficient number, since it is larger than the sum of its proper divisors (1).

121022003010109 is an equidigital number, since it uses as much as digits as its factorization.

121022003010109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 121022003010109 in words is "one hundred twenty-one trillion, twenty-two billion, three million, ten thousand, one hundred nine".