120021002101061 has 2 divisors, whose sum is σ = 120021002101062. Its totient is φ = 120021002101060.

The previous prime is 120021002101031. The next prime is 120021002101109. The reversal of 120021002101061 is 160101200120021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116678343150625 + 3342658950436 = 10801775^2 + 1828294^2 .

It is a cyclic number.

It is not a de Polignac number, because 120021002101061 - 2¹⁴ = 120021002084677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120021002101031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010501050530 + 60010501050531.

It is an arithmetic number, because the mean of its divisors is an integer number (60010501050531).

Almost surely, 2^{120021002101061} is an apocalyptic number.

It is an amenable number.

120021002101061 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021002101061 is an equidigital number, since it uses as much as digits as its factorization.

120021002101061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 120021002101061 its reverse (160101200120021), we get a palindrome (280122202221082).

The spelling of 120021002101061 in words is "one hundred twenty trillion, twenty-one billion, two million, one hundred one thousand, sixty-one".