120163522571 has 16 divisors (see below), whose sum is σ = 124656537600. Its totient is φ = 115763068608.

The previous prime is 120163522561. The next prime is 120163522637. The reversal of 120163522571 is 175225361021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120163522571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120163522541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868400 + ... + 997218.

It is an arithmetic number, because the mean of its divisors is an integer number (7791033600).

Almost surely, 2^120163522571 is an apocalyptic number.

120163522571 is a deficient number, since it is larger than the sum of its proper divisors (4493015029).

120163522571 is a wasteful number, since it uses less digits than its factorization.

120163522571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129178.

The product of its (nonzero) digits is 25200, while the sum is 35.

Adding to 120163522571 its reverse (175225361021), we get a palindrome (295388883592).

The spelling of 120163522571 in words is "one hundred twenty billion, one hundred sixty-three million, five hundred twenty-two thousand, five hundred seventy-one".