120742854868241 has 2 divisors, whose sum is σ = 120742854868242. Its totient is φ = 120742854868240.

The previous prime is 120742854868219. The next prime is 120742854868249. The reversal of 120742854868241 is 142868458247021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120600370512400 + 142484355841 = 10981820^2 + 377471^2 .

It is a cyclic number.

It is not a de Polignac number, because 120742854868241 - 2¹⁸ = 120742854606097 is a prime.

It is not a weakly prime, because it can be changed into another prime (120742854868249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60371427434120 + 60371427434121.

It is an arithmetic number, because the mean of its divisors is an integer number (60371427434121).

Almost surely, 2^{120742854868241} is an apocalyptic number.

It is an amenable number.

120742854868241 is a deficient number, since it is larger than the sum of its proper divisors (1).

120742854868241 is an equidigital number, since it uses as much as digits as its factorization.

120742854868241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55050240, while the sum is 62.

The spelling of 120742854868241 in words is "one hundred twenty trillion, seven hundred forty-two billion, eight hundred fifty-four million, eight hundred sixty-eight thousand, two hundred forty-one".