120210002315021 has 2 divisors, whose sum is σ = 120210002315022. Its totient is φ = 120210002315020.

The previous prime is 120210002315017. The next prime is 120210002315047. The reversal of 120210002315021 is 120513200012021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113523697562500 + 6686304752521 = 10654750^2 + 2585789^2 .

It is a cyclic number.

It is not a de Polignac number, because 120210002315021 - 2² = 120210002315017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120210002314984 and 120210002315002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120210002305021) 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, 60105001157510 + 60105001157511.

It is an arithmetic number, because the mean of its divisors is an integer number (60105001157511).

Almost surely, 2^{120210002315021} is an apocalyptic number.

It is an amenable number.

120210002315021 is a deficient number, since it is larger than the sum of its proper divisors (1).

120210002315021 is an equidigital number, since it uses as much as digits as its factorization.

120210002315021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 120210002315021 its reverse (120513200012021), we get a palindrome (240723202327042).

The spelling of 120210002315021 in words is "one hundred twenty trillion, two hundred ten billion, two million, three hundred fifteen thousand, twenty-one".