120660103040551 has 2 divisors, whose sum is σ = 120660103040552. Its totient is φ = 120660103040550.

The previous prime is 120660103040537. The next prime is 120660103040647. The reversal of 120660103040551 is 155040301066021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120660103040551 - 2²⁵ = 120660069486119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120660103040501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60330051520275 + 60330051520276.

It is an arithmetic number, because the mean of its divisors is an integer number (60330051520276).

Almost surely, 2^{120660103040551} is an apocalyptic number.

120660103040551 is a deficient number, since it is larger than the sum of its proper divisors (1).

120660103040551 is an equidigital number, since it uses as much as digits as its factorization.

120660103040551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 120660103040551 in words is "one hundred twenty trillion, six hundred sixty billion, one hundred three million, forty thousand, five hundred fifty-one".