120620523581171 has 2 divisors, whose sum is σ = 120620523581172. Its totient is φ = 120620523581170.

The previous prime is 120620523581167. The next prime is 120620523581177. The reversal of 120620523581171 is 171185325026021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120620523581171 - 2² = 120620523581167 is a prime.

It is not a weakly prime, because it can be changed into another prime (120620523581177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60310261790585 + 60310261790586.

It is an arithmetic number, because the mean of its divisors is an integer number (60310261790586).

Almost surely, 2^{120620523581171} is an apocalyptic number.

120620523581171 is a deficient number, since it is larger than the sum of its proper divisors (1).

120620523581171 is an equidigital number, since it uses as much as digits as its factorization.

120620523581171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 120620523581171 in words is "one hundred twenty trillion, six hundred twenty billion, five hundred twenty-three million, five hundred eighty-one thousand, one hundred seventy-one".