120010121310109 has 2 divisors, whose sum is σ = 120010121310110. Its totient is φ = 120010121310108.

The previous prime is 120010121310091. The next prime is 120010121310119. The reversal of 120010121310109 is 901013121010021.

Together with previous prime (120010121310091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120002275248025 + 7846062084 = 10954555^2 + 88578^2 .

It is an emirp because it is prime and its reverse (901013121010021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120010121310109 - 2⁹ = 120010121309597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120010121310109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120010121310119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60005060655054 + 60005060655055.

It is an arithmetic number, because the mean of its divisors is an integer number (60005060655055).

Almost surely, 2^{120010121310109} is an apocalyptic number.

It is an amenable number.

120010121310109 is a deficient number, since it is larger than the sum of its proper divisors (1).

120010121310109 is an equidigital number, since it uses as much as digits as its factorization.

120010121310109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 120010121310109 in words is "one hundred twenty trillion, ten billion, one hundred twenty-one million, three hundred ten thousand, one hundred nine".